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Title: GitHub - fartem/leetcode-ruby: Over 780 solved problems with test cases and all common structures from https://leetcode.com on Ruby

Open Graph Title: GitHub - fartem/leetcode-ruby: Over 780 solved problems with test cases and all common structures from https://leetcode.com on Ruby

X Title: GitHub - fartem/leetcode-ruby: Over 780 solved problems with test cases and all common structures from https://leetcode.com on Ruby

Description: Over 780 solved problems with test cases and all common structures from https://leetcode.com on Ruby - fartem/leetcode-ruby

Open Graph Description: Over 780 solved problems with test cases and all common structures from https://leetcode.com on Ruby - fartem/leetcode-ruby

X Description: Over 780 solved problems with test cases and all common structures from https://leetcode.com on Ruby - fartem/leetcode-ruby

Opengraph URL: https://github.com/fartem/leetcode-ruby

X: @github

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Skip to content	https://github.com/fartem/leetcode-ruby#start-of-content
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	https://github.com/fartem/leetcode-ruby#leetcode-ruby
	https://github.com/fartem/leetcode-ruby#about
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	https://github.com/fartem/leetcode-ruby#links
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Link	https://leetcode.com/problems/two-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1_two_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1_two_sum.rb
Link	https://leetcode.com/problems/palindrome-number/
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Link	https://leetcode.com/problems/roman-to-integer/
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Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/14_longest_common_prefix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_14_longest_common_prefix.rb
Link	https://leetcode.com/problems/valid-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/20_valid_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_20_valid_parentheses.rb
Link	https://leetcode.com/problems/merge-two-sorted-lists/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/21_merge_two_sorted_lists.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_21_merge_two_sorted_lists.rb
Link	https://leetcode.com/problems/remove-duplicates-from-sorted-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/26_remove_duplicates_from_sorted_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_26_remove_duplicates_from_sorted_array.rb
Link	https://leetcode.com/problems/remove-element/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/27_remove_element.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_27_remove_element.rb
Link	https://leetcode.com/problems/find-the-index-of-the-first-occurrence-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/28_find_the_index_of_the_first_occurrence_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_28_find_the_index_of_the_first_occurrence_in_a_string.rb
Link	https://leetcode.com/problems/search-insert-position/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/35_search_insert_position.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_35_search_insert_position.rb
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Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_119_pascals_triangle_ii.rb
Link	https://leetcode.com/problems/best-time-to-buy-and-sell-stock/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/121_best_time_to_buy_and_sell_stock.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_121_best_time_to_buy_and_sell_stock.rb
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Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_136_single_number.rb
Link	https://leetcode.com/problems/linked-list-cycle/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/141_linked_list_cycle.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_141_linked_list_cycle.rb
Link	https://leetcode.com/problems/binary-tree-preorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/144_binary_tree_preorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_144_binary_tree_preorder_traversal.rb
Link	https://leetcode.com/problems/binary-tree-postorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/145_binary_tree_postorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_145_binary_tree_postorder_traversal.rb
Link	https://leetcode.com/problems/intersection-of-two-linked-lists/
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Link	https://leetcode.com/problems/excel-sheet-column-title/
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Link	https://leetcode.com/problems/majority-element/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/169_majority_element.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_169_majority_element.rb
Link	https://leetcode.com/problems/excel-sheet-column-number/
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Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_171_excel_sheet_column_number.rb
Link	https://leetcode.com/problems/reverse-bits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/190_reverse_bits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_190_reverse_bits.rb
Link	https://leetcode.com/problems/number-of-1-bits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/191_number_of_1_bits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_191_number_of_1_bits.rb
Link	https://leetcode.com/problems/happy-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/202_happy_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_202_happy_number.rb
Link	https://leetcode.com/problems/remove-linked-list-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/203_remove_linked_list_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_203_remove_linked_list_elements.rb
Link	https://leetcode.com/problems/isomorphic-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/205_isomorphic_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_205_isomorphic_strings.rb
Link	https://leetcode.com/problems/reverse-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/206_reverse_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_206_reverse_linked_list.rb
Link	https://leetcode.com/problems/contains-duplicate/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/217_contains_duplicate.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_217_contains_duplicate.rb
Link	https://leetcode.com/problems/contains-duplicate-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/219_contains_duplicate_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_219_contains_duplicate_ii.rb
Link	https://leetcode.com/problems/implement-stack-using-queues/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/225_implement_stack_using_queues.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_225_implement_stack_using_queues.rb
Link	https://leetcode.com/problems/invert-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/226_invert_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_226_invert_binary_tree.rb
Link	https://leetcode.com/problems/summary-ranges/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/228_summary_ranges.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_228_summary_ranges.rb
Link	https://leetcode.com/problems/power-of-two/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/231_power_of_two.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_231_power_of_two.rb
Link	https://leetcode.com/problems/implement-queue-using-stacks/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/232_implement_queue_using_stacks.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_232_implement_queue_using_stacks.rb
Link	https://leetcode.com/problems/palindrome-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/234_palindrome_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_234_palindrome_linked_list.rb
Link	https://leetcode.com/problems/valid-anagram/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/242_valid_anagram.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_242_valid_anagram.rb
Link	https://leetcode.com/problems/binary-tree-paths/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/257_binary_tree_paths.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_257_binary_tree_paths.rb
Link	https://leetcode.com/problems/add-digits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/258_add_digits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_258_add_digits.rb
Link	https://leetcode.com/problems/ugly-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/263_ugly_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_263_ugly_number.rb
Link	https://leetcode.com/problems/missing-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/268_missing_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_268_missing_number.rb
Link	https://leetcode.com/problems/first-bad-version/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/278_first_bad_version.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_278_first_bad_version.rb
Link	https://leetcode.com/problems/move-zeroes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/283_move_zeroes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_283_move_zeroes.rb
Link	https://leetcode.com/problems/word-pattern/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/290_word_pattern.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_290_word_pattern.rb
Link	https://leetcode.com/problems/nim-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/292_nim_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_292_nim_game.rb
Link	https://leetcode.com/problems/range-sum-query-immutable/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/303_range_sum_query_immutable.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_303_range_sum_query_immutable.rb
Link	https://leetcode.com/problems/power-of-three/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/326_power_of_three.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_326_power_of_three.rb
Link	https://leetcode.com/problems/counting-bits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/338_counting_bits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_338_counting_bits.rb
Link	https://leetcode.com/problems/power-of-four/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/342_power_of_four.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_342_power_of_four.rb
Link	https://leetcode.com/problems/reverse-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/344_reverse_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_344_reverse_string.rb
Link	https://leetcode.com/problems/reverse-vowels-of-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/345_reverse_vowels_of_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_345_reverse_vowels_of_a_string.rb
Link	https://leetcode.com/problems/intersection-of-two-arrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/349_intersection_of_two_arrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_349_intersection_of_two_arrays.rb
Link	https://leetcode.com/problems/intersection-of-two-arrays-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/350_intersection_of_two_arrays_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_350_intersection_of_two_arrays_ii.rb
Link	https://leetcode.com/problems/valid-perfect-square/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/367_valid_perfect_square.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_367_valid_perfect_square.rb
Link	https://leetcode.com/problems/guess-number-higher-or-lower/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/374_guess_number_higher_or_lower.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_374_guess_number_higher_or_lower.rb
Link	https://leetcode.com/problems/ransom-note/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/383_ransom_note.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_383_ransom_note.rb
Link	https://leetcode.com/problems/first-unique-character-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/387_first_unique_character_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_387_first_unique_character_in_a_string.rb
Link	https://leetcode.com/problems/find-the-difference/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/389_find_the_difference.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_389_find_the_difference.rb
Link	https://leetcode.com/problems/is-subsequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/392_is_subsequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_392_is_subsequence.rb
Link	https://leetcode.com/problems/sum-of-left-leaves/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/404_sum_of_left_leaves.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_404_sum_of_left_leaves.rb
Link	https://leetcode.com/problems/convert-a-number-to-hexadecimal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/405_convert_a_number_to_hexadecimal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_405_convert_a_number_to_hexadecimal.rb
Link	https://leetcode.com/problems/longest-palindrome/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/409_longest_palindrome.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_409_longest_palindrome.rb
Link	https://leetcode.com/problems/fizz-buzz/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/412_fizz_buzz.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_412_fizz_buzz.rb
Link	https://leetcode.com/problems/third-maximum-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/414_third_maximum_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_414_third_maximum_number.rb
Link	https://leetcode.com/problems/add-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/415_add_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_415_add_strings.rb
Link	https://leetcode.com/problems/number-of-segments-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/434_number_of_segments_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_434_number_of_segments_in_a_string.rb
Link	https://leetcode.com/problems/arranging-coins/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/441_arranging_coins.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_441_arranging_coins.rb
Link	https://leetcode.com/problems/find-all-numbers-disappeared-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/448_find_all_numbers_disappeared_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_448_find_all_numbers_disappeared_in_an_array.rb
Link	https://leetcode.com/problems/assign-cookies/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/455_assign_cookies.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_455_assign_cookies.rb
Link	https://leetcode.com/problems/repeated-substring-pattern/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/459_repeated_substring_pattern.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_459_repeated_substring_pattern.rb
Link	https://leetcode.com/problems/hamming-distance/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/461_hamming_distance.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_461_hamming_distance.rb
Link	https://leetcode.com/problems/island-perimeter/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/463_island_perimeter.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_463_island_perimeter.rb
Link	https://leetcode.com/problems/number-complement/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/476_number_complement.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_476_number_complement.rb
Link	https://leetcode.com/problems/license-key-formatting/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/482_license_key_formatting.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_482_license_key_formatting.rb
Link	https://leetcode.com/problems/max-consecutive-ones/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/485_max_consecutive_ones.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_485_max_consecutive_ones.rb
Link	https://leetcode.com/problems/construct-the-rectangle/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/492_construct_the_rectangle.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_492_construct_the_rectangle.rb
Link	https://leetcode.com/problems/next-greater-element-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/496_next_greater_element_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_496_next_greater_element_i.rb
Link	https://leetcode.com/problems/keyboard-row/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/500_keyboard_row.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_500_keyboard_row.rb
Link	https://leetcode.com/problems/find-mode-in-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/501_find_mode_in_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_501_find_mode_in_binary_search_tree.rb
Link	https://leetcode.com/problems/base-7/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/504_base_7.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_504_base_7.rb
Link	https://leetcode.com/problems/relative-ranks/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/506_relative_ranks.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_506_relative_ranks.rb
Link	https://leetcode.com/problems/perfect-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/507_perfect_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_507_perfect_number.rb
Link	https://leetcode.com/problems/fibonacci-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/509_fibonacci_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_509_fibonacci_number.rb
Link	https://leetcode.com/problems/detect-capital/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/520_detect_capital.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_520_detect_capital.rb
Link	https://leetcode.com/problems/longest-uncommon-subsequence-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/521_longest_uncommon_subsequence_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_521_longest_uncommon_subsequence_i.rb
Link	https://leetcode.com/problems/minimum-absolute-difference-in-bst/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/530_minimum_absolute_difference_in_bst.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_530_minimum_absolute_difference_in_bst.rb
Link	https://leetcode.com/problems/diameter-of-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/543_diameter_of_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_543_diameter_of_binary_tree.rb
Link	https://leetcode.com/problems/student-attendance-record-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/551_student_attendance_record_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_551_student_attendance_record_i.rb
Link	https://leetcode.com/problems/reverse-words-in-a-string-iii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/557_reverse_words_in_a_string_iii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_557_reverse_words_in_a_string_iii.rb
Link	https://leetcode.com/problems/maximum-depth-of-n-ary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/559_maximum_depth_of_n_ary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_559_maximum_depth_of_n_ary_tree.rb
Link	https://leetcode.com/problems/array-partition/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/561_array_partition.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_561_array_partition.rb
Link	https://leetcode.com/problems/binary-tree-tilt/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/563_binary_tree_tilt.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_563_binary_tree_tilt.rb
Link	https://leetcode.com/problems/reshape-the-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/566_reshape_the_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_566_reshape_the_matrix.rb
Link	https://leetcode.com/problems/subtree-of-another-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/572_subtree_of_another_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_572_subtree_of_another_tree.rb
Link	https://leetcode.com/problems/n-ary-tree-preorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/589_n_ary_tree_preorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_589_n_ary_tree_preorder_traversal.rb
Link	https://leetcode.com/problems/n-ary-tree-postorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/590_n_ary_tree_postorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_590_n_ary_tree_postorder_traversal.rb
Link	https://leetcode.com/problems/longest-harmonious-subsequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/594_longest_harmonious_subsequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_594_longest_harmonious_subsequence.rb
Link	https://leetcode.com/problems/minimum-index-sum-of-two-lists/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/599_minimum_index_sum_of_two_lists.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_599_minimum_index_sum_of_two_lists.rb
Link	https://leetcode.com/problems/merge-two-binary-trees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/617_merge_two_binary_trees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_617_merge_two_binary_trees.rb
Link	https://leetcode.com/problems/maximum-product-of-three-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/628_maximum_product_of_three_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_628_maximum_product_of_three_numbers.rb
Link	https://leetcode.com/problems/average-of-levels-in-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/637_average_of_levels_in_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_637_average_of_levels_in_binary_tree.rb
Link	https://leetcode.com/problems/maximum-average-subarray-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/643_maximum_average_subarray_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_643_maximum_average_subarray_i.rb
Link	https://leetcode.com/problems/set-mismatch/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/645_set_mismatch.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_645_set_mismatch.rb
Link	https://leetcode.com/problems/two-sum-iv-input-is-a-bst/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/653_two_sum_iv_input_is_a_bst.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_653_two_sum_iv_input_is_a_bst.rb
Link	https://leetcode.com/problems/robot-return-to-origin/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/657_robot_return_to_origin.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_657_robot_return_to_origin.rb
Link	https://leetcode.com/problems/second-minimum-node-in-a-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/671_second_minimum_node_in_a_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_671_second_minimum_node_in_a_binary_tree.rb
Link	https://leetcode.com/problems/longest-continuous-increasing-subsequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/674_longest_continuous_increasing_subsequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_674_longest_continuous_increasing_subsequence.rb
Link	https://leetcode.com/problems/valid-palindrome-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/680_valid_palindrome_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_680_valid_palindrome_ii.rb
Link	https://leetcode.com/problems/baseball-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/682_baseball_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_682_baseball_game.rb
Link	https://leetcode.com/problems/binary-number-with-alternating-bits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/693_binary_number_with_alternating_bits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_693_binary_number_with_alternating_bits.rb
Link	https://leetcode.com/problems/search-in-a-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/700_search_in_a_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_700_search_in_a_binary_search_tree.rb
Link	https://leetcode.com/problems/kth-largest-element-in-a-stream/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/703_kth_largest_element_in_a_stream.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_703_kth_largest_element_in_a_stream.rb
Link	https://leetcode.com/problems/binary-search/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/704_binary_search.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_704_binary_search.rb
Link	https://leetcode.com/problems/design-hashset/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/705_design_hashset.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_705_design_hashset.rb
Link	https://leetcode.com/problems/design-hashmap/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/706_design_hashmap.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_706_design_hashmap.rb
Link	https://leetcode.com/problems/to-lower-case/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/709_to_lower_case.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_709_to_lower_case.rb
Link	https://leetcode.com/problems/1-bit-and-2-bit-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/717_1_bit_and_2_bit_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_717_1_bit_and_2_bit_characters.rb
Link	https://leetcode.com/problems/find-pivot-index/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/724_find_pivot_index.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_724_find_pivot_index.rb
Link	https://leetcode.com/problems/self-dividing-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/728_self_dividing_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_728_self_dividing_numbers.rb
Link	https://leetcode.com/problems/flood-fill/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/733_flood_fill.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_733_flood_fill.rb
Link	https://leetcode.com/problems/find-smallest-letter-greater-than-target/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/744_find_smallest_letter_greater_than_target.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_744_find_smallest_letter_greater_than_target.rb
Link	https://leetcode.com/problems/min-cost-climbing-stairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/746_min_cost_climbing_stairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_746_min_cost_climbing_stairs.rb
Link	https://leetcode.com/problems/largest-number-at-least-twice-of-others/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/747_largest_number_at_least_twice_of_others.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_747_largest_number_at_least_twice_of_others.rb
Link	https://leetcode.com/problems/prime-number-of-set-bits-in-binary-representation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/762_prime_number_of_set_bits_in_binary_representation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_762_prime_number_of_set_bits_in_binary_representation.rb
Link	https://leetcode.com/problems/toeplitz-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/766_toeplitz_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_766_toeplitz_matrix.rb
Link	https://leetcode.com/problems/jewels-and-stones/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/771_jewels_and_stones.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_771_jewels_and_stones.rb
Link	https://leetcode.com/problems/minimum-distance-between-bst-nodes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/783_minimum_distance_between_bst_nodes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_783_minimum_distance_between_bst_nodes.rb
Link	https://leetcode.com/problems/rotate-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/796_rotate_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_796_rotate_string.rb
Link	https://leetcode.com/problems/unique-morse-code-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/804_unique_morse_code_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_804_unique_morse_code_words.rb
Link	https://leetcode.com/problems/number-of-lines-to-write-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/806_number_of_lines_to_write_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_806_number_of_lines_to_write_string.rb
Link	https://leetcode.com/problems/largest-triangle-area/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/812_largest_triangle_area.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_812_largest_triangle_area.rb
Link	https://leetcode.com/problems/most-common-word/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/819_most_common_word.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_819_most_common_word.rb
Link	https://leetcode.com/problems/shortest-distance-to-a-character/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/821_shortest_distance_to_a_character.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_821_shortest_distance_to_a_character.rb
Link	https://leetcode.com/problems/positions-of-large-groups/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/830_positions_of_large_groups.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_830_positions_of_large_groups.rb
Link	https://leetcode.com/problems/flipping-an-image/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/832_flipping_an_image.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_832_flipping_an_image.rb
Link	https://leetcode.com/problems/backspace-string-compare/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/844_backspace_string_compare.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_844_backspace_string_compare.rb
Link	https://leetcode.com/problems/buddy-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/859_buddy_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_859_buddy_strings.rb
Link	https://leetcode.com/problems/lemonade-change/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/860_lemonade_change.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_860_lemonade_change.rb
Link	https://leetcode.com/problems/transpose-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/867_transpose_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_867_transpose_matrix.rb
Link	https://leetcode.com/problems/binary-gap/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/868_binary_gap.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_868_binary_gap.rb
Link	https://leetcode.com/problems/leaf-similar-trees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/872_leaf_similar_trees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_872_leaf_similar_trees.rb
Link	https://leetcode.com/problems/middle-of-the-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/876_middle_of_the_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_876_middle_of_the_linked_list.rb
Link	https://leetcode.com/problems/uncommon-words-from-two-sentences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/884_uncommon_words_from_two_sentences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_884_uncommon_words_from_two_sentences.rb
Link	https://leetcode.com/problems/monotonic-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/896_monotonic_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_896_monotonic_array.rb
Link	https://leetcode.com/problems/increasing-order-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/897_increasing_order_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_897_increasing_order_search_tree.rb
Link	https://leetcode.com/problems/sort-array-by-parity/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/905_sort_array_by_parity.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_905_sort_array_by_parity.rb
Link	https://leetcode.com/problems/smallest-range-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/908_smallest_range_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_908_smallest_range_i.rb
Link	https://leetcode.com/problems/reverse-only-letters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/917_reverse_only_letters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_917_reverse_only_letters.rb
Link	https://leetcode.com/problems/sort-array-by-parity-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/922_sort_array_by_parity_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_922_sort_array_by_parity_ii.rb
Link	https://leetcode.com/problems/long-pressed-name/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/925_long_pressed_name.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_925_long_pressed_name.rb
Link	https://leetcode.com/problems/unique-email-addresses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/929_unique_email_addresses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_929_unique_email_addresses.rb
Link	https://leetcode.com/problems/number-of-recent-calls/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/933_number_of_recent_calls.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_933_number_of_recent_calls.rb
Link	https://leetcode.com/problems/range-sum-of-bst/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/938_range_sum_of_bst.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_938_range_sum_of_bst.rb
Link	https://leetcode.com/problems/valid-mountain-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/941_valid_mountain_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_941_valid_mountain_array.rb
Link	https://leetcode.com/problems/di-string-match/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/942_di_string_match.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_942_di_string_match.rb
Link	https://leetcode.com/problems/delete-columns-to-make-sorted/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/944_delete_columns_to_make_sorted.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_944_delete_columns_to_make_sorted.rb
Link	https://leetcode.com/problems/verifying-an-alien-dictionary/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/953_verifying_an_alien_dictionary.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_953_verifying_an_alien_dictionary.rb
Link	https://leetcode.com/problems/n-repeated-element-in-size-2n-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/961_n_repeated_element_in_size_2n_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_961_n_repeated_element_in_size_2n_array.rb
Link	https://leetcode.com/problems/univalued-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/965_univalued_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_965_univalued_binary_tree.rb
Link	https://leetcode.com/problems/largest-perimeter-triangle/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/976_largest_perimeter_triangle.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_976_largest_perimeter_triangle.rb
Link	https://leetcode.com/problems/squares-of-a-sorted-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/977_squares_of_a_sorted_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_977_squares_of_a_sorted_array.rb
Link	https://leetcode.com/problems/add-to-array-form-of-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/989_add_to_array_form_of_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_989_add_to_array_form_of_integer.rb
Link	https://leetcode.com/problems/cousins-in-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/993_cousins_in_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_993_cousins_in_binary_tree.rb
Link	https://leetcode.com/problems/find-the-town-judge/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/997_find_the_town_judge.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_997_find_the_town_judge.rb
Link	https://leetcode.com/problems/find-common-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1002_find_common_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1002_find_common_characters.rb
Link	https://leetcode.com/problems/maximize-sum-of-array-after-k-negations/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1005_maximize_sum_of_array_after_k_negations.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1005_maximize_sum_of_array_after_k_negations.rb
Link	https://leetcode.com/problems/complement-of-base-10-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1009_complement_of_base_10_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1009_complement_of_base_10_integer.rb
Link	https://leetcode.com/problems/binary-prefix-divisible-by-5/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1018_binary_prefix_divisible_by_5.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1018_binary_prefix_divisible_by_5.rb
Link	https://leetcode.com/problems/remove-outermost-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1021_remove_outermost_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1021_remove_outermost_parentheses.rb
Link	https://leetcode.com/problems/sum-of-root-to-leaf-binary-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1022_sum_of_root_to_leaf_binary_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1022_sum_of_root_to_leaf_binary_numbers.rb
Link	https://leetcode.com/problems/divisor-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1025_divisor_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1025_divisor_game.rb
Link	https://leetcode.com/problems/last-stone-weight/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1046_last_stone_weight.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1046_last_stone_weight.rb
Link	https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1047_remove_all_adjacent_duplicates_in_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1047_remove_all_adjacent_duplicates_in_string.rb
Link	https://leetcode.com/problems/height-checker/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1051_height_checker.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1051_height_checker.rb
Link	https://leetcode.com/problems/greatest-common-divisor-of-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1071_greatest_common_divisor_of_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1071_greatest_common_divisor_of_strings.rb
Link	https://leetcode.com/problems/occurrences-after-bigram/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1078_occurrences_after_bigram.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1078_occurrences_after_bigram.rb
Link	https://leetcode.com/problems/duplicate-zeros/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1089_duplicate_zeros.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1089_duplicate_zeros.rb
Link	https://leetcode.com/problems/distribute-candies-to-people/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1103_distribute_candies_to_people.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1103_distribute_candies_to_people.rb
Link	https://leetcode.com/problems/defanging-an-ip-address/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1108_defanging_an_ip_address.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1108_defanging_an_ip_address.rb
Link	https://leetcode.com/problems/n-th-tribonacci-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1137_n_th_tribonacci_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1137_n_th_tribonacci_number.rb
Link	https://leetcode.com/problems/day-of-the-year/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1154_day_of_the_year.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1154_day_of_the_year.rb
Link	https://leetcode.com/problems/find-words-that-can-be-formed-by-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1160_find_words_that_can_be_formed_by_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1160_find_words_that_can_be_formed_by_characters.rb
Link	https://leetcode.com/problems/distance-between-bus-stops/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1184_distance_between_bus_stops.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1184_distance_between_bus_stops.rb
Link	https://leetcode.com/problems/day-of-the-week/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1185_day_of_the_week.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1185_day_of_the_week.rb
Link	https://leetcode.com/problems/maximum-number-of-balloons/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1189_maximum_number_of_balloons.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1189_maximum_number_of_balloons.rb
Link	https://leetcode.com/problems/minimum-absolute-difference/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1200_minimum_absolute_difference.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1200_minimum_absolute_difference.rb
Link	https://leetcode.com/problems/unique-number-of-occurrences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1207_unique_number_of_occurrences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1207_unique_number_of_occurrences.rb
Link	https://leetcode.com/problems/minimum-cost-to-move-chips-to-the-same-position/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1217_minimum_cost_to_move_chips_to_the_same_position.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1217_minimum_cost_to_move_chips_to_the_same_position.rb
Link	https://leetcode.com/problems/split-a-string-in-balanced-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1221_split_a_string_in_balanced_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1221_split_a_string_in_balanced_strings.rb
Link	https://leetcode.com/problems/check-if-it-is-a-straight-line/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1232_check_if_it_is_a_straight_line.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1232_check_if_it_is_a_straight_line.rb
Link	https://leetcode.com/problems/cells-with-odd-values-in-a-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1252_cells_with_odd_values_in_a_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1252_cells_with_odd_values_in_a_matrix.rb
Link	https://leetcode.com/problems/minimum-time-visiting-all-points/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1266_minimum_time_visiting_all_points.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1266_minimum_time_visiting_all_points.rb
Link	https://leetcode.com/problems/find-winner-on-a-tic-tac-toe-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1275_find_winner_on_a_tic_tac_toe_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1275_find_winner_on_a_tic_tac_toe_game.rb
Link	https://leetcode.com/problems/subtract-the-product-and-sum-of-digits-of-an-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1281_subtract_the_product_and_sum_of_digits_of_an_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1281_subtract_the_product_and_sum_of_digits_of_an_integer.rb
Link	https://leetcode.com/problems/element-appearing-more-than-25-in-sorted-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1287_element_appearing_more_than_25_in_sorted_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1287_element_appearing_more_than_25_in_sorted_array.rb
Link	https://leetcode.com/problems/convert-binary-number-in-a-linked-list-to-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1290_convert_binary_number_in_a_linked_list_to_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1290_convert_binary_number_in_a_linked_list_to_integer.rb
Link	https://leetcode.com/problems/find-numbers-with-even-number-of-digits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1295_find_numbers_with_even_number_of_digits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1295_find_numbers_with_even_number_of_digits.rb
Link	https://leetcode.com/problems/replace-elements-with-greatest-element-on-right-side/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1299_replace_elements_with_greatest_element_on_right_side.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1299_replace_elements_with_greatest_element_on_right_side.rb
Link	https://leetcode.com/problems/find-n-unique-integers-sum-up-to-zero/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1304_find_n_unique_integers_sum_up_to_zero.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1304_find_n_unique_integers_sum_up_to_zero.rb
Link	https://leetcode.com/problems/decrypt-string-from-alphabet-to-integer-mapping/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1309_decrypt_string_from_alphabet_to_integer_mapping.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1309_decrypt_string_from_alphabet_to_integer_mapping.rb
Link	https://leetcode.com/problems/decompress-run-length-encoded-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1313_decompress_run_length_encoded_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1313_decompress_run_length_encoded_list.rb
Link	https://leetcode.com/problems/convert-integer-to-the-sum-of-two-no-zero-integers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1317_convert_integer_to_the_sum_of_two_no_zero_integers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1317_convert_integer_to_the_sum_of_two_no_zero_integers.rb
Link	https://leetcode.com/problems/maximum-69-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1323_maximum_69_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1323_maximum_69_number.rb
Link	https://leetcode.com/problems/remove-palindromic-subsequences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1332_remove_palindromic_subsequences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1332_remove_palindromic_subsequences.rb
Link	https://leetcode.com/problems/the-k-weakest-rows-in-a-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1337_the_k_weakest_rows_in_a_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1337_the_k_weakest_rows_in_a_matrix.rb
Link	https://leetcode.com/problems/number-of-steps-to-reduce-a-number-to-zero/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1342_number_of_steps_to_reduce_a_number_to_zero.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1342_number_of_steps_to_reduce_a_number_to_zero.rb
Link	https://leetcode.com/problems/check-if-n-and-its-double-exist/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1346_check_if_n_and_its_double_exist.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1346_check_if_n_and_its_double_exist.rb
Link	https://leetcode.com/problems/count-negative-numbers-in-a-sorted-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1351_count_negative_numbers_in_a_sorted_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1351_count_negative_numbers_in_a_sorted_matrix.rb
Link	https://leetcode.com/problems/sort-integers-by-the-number-of-1-bits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1356_sort_integers_by_the_number_of_1_bits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1356_sort_integers_by_the_number_of_1_bits.rb
Link	https://leetcode.com/problems/number-of-days-between-two-dates/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1360_number_of_days_between_two_dates.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1360_number_of_days_between_two_dates.rb
Link	https://leetcode.com/problems/how-many-numbers-are-smaller-than-the-current-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1365_how_many_numbers_are_smaller_than_the_current_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1365_how_many_numbers_are_smaller_than_the_current_number.rb
Link	https://leetcode.com/problems/increasing-decreasing-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1370_increasing_decreasing_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1370_increasing_decreasing_string.rb
Link	https://leetcode.com/problems/generate-a-string-with-characters-that-have-odd-counts/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1374_generate_a_string_with_characters_that_have_odd_counts.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1374_generate_a_string_with_characters_that_have_odd_counts.rb
Link	https://leetcode.com/problems/find-the-distance-value-between-two-arrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1385_find_the_distance_value_between_two_arrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1385_find_the_distance_value_between_two_arrays.rb
Link	https://leetcode.com/problems/create-target-array-in-the-given-order/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1389_create_target_array_in_the_given_order.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1389_create_target_array_in_the_given_order.rb
Link	https://leetcode.com/problems/count-largest-group/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1399_count_largest_group.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1399_count_largest_group.rb
Link	https://leetcode.com/problems/minimum-subsequence-in-non-increasing-order/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1403_minimum_subsequence_in_non_increasing_order.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1403_minimum_subsequence_in_non_increasing_order.rb
Link	https://leetcode.com/problems/string-matching-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1408_string_matching_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1408_string_matching_in_an_array.rb
Link	https://leetcode.com/problems/minimum-value-to-get-positive-step-by-step-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1413_minimum_value_to_get_positive_step_by_step_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1413_minimum_value_to_get_positive_step_by_step_sum.rb
Link	https://leetcode.com/problems/reformat-the-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1417_reformat_the_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1417_reformat_the_string.rb
Link	https://leetcode.com/problems/maximum-score-after-splitting-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1422_maximum_score_after_splitting_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1422_maximum_score_after_splitting_a_string.rb
Link	https://leetcode.com/problems/kids-with-the-greatest-number-of-candies/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1431_kids_with_the_greatest_number_of_candies.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1431_kids_with_the_greatest_number_of_candies.rb
Link	https://leetcode.com/problems/destination-city/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1436_destination_city.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1436_destination_city.rb
Link	https://leetcode.com/problems/check-if-all-1s-are-at-least-length-k-places-away/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1437_check_if_all_1s_are_at_least_length_k_places_away.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1437_check_if_all_1s_are_at_least_length_k_places_away.rb
Link	https://leetcode.com/problems/consecutive-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1446_consecutive_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1446_consecutive_characters.rb
Link	https://leetcode.com/problems/number-of-students-doing-homework-at-a-given-time/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1450_number_of_students_doing_homework_at_a_given_time.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1450_number_of_students_doing_homework_at_a_given_time.rb
Link	https://leetcode.com/problems/check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1455_check_if_a_word_occurs_as_a_prefix_of_any_word_in_a_sentence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1455_check_if_a_word_occurs_as_a_prefix_of_any_word_in_a_sentence.rb
Link	https://leetcode.com/problems/make-two-arrays-equal-by-reversing-subarrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1460_make_two_arrays_equal_by_reversing_subarrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1460_make_two_arrays_equal_by_reversing_subarrays.rb
Link	https://leetcode.com/problems/maximum-product-of-two-elements-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1464_maximum_product_of_two_elements_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1464_maximum_product_of_two_elements_in_an_array.rb
Link	https://leetcode.com/problems/shuffle-the-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1470_shuffle_the_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1470_shuffle_the_array.rb
Link	https://leetcode.com/problems/final-prices-with-a-special-discount-in-a-shop/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1475_final_prices_with_a_special_discount_in_a_shop.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1475_final_prices_with_a_special_discount_in_a_shop.rb
Link	https://leetcode.com/problems/running-sum-of-1d-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1480_running_sum_of_1d_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1480_running_sum_of_1d_array.rb
Link	https://leetcode.com/problems/xor-operation-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1486_xor_operation_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1486_xor_operation_in_an_array.rb
Link	https://leetcode.com/problems/average-salary-excluding-the-minimum-and-maximum-salary/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1491_average_salary_excluding_the_minimum_and_maximum_salary.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1491_average_salary_excluding_the_minimum_and_maximum_salary.rb
Link	https://leetcode.com/problems/path-crossing/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1496_path_crossing.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1496_path_crossing.rb
Link	https://leetcode.com/problems/can-make-arithmetic-progression-from-sequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1502_can_make_arithmetic_progression_from_sequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1502_can_make_arithmetic_progression_from_sequence.rb
Link	https://leetcode.com/problems/reformat-date/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1507_reformat_date.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1507_reformat_date.rb
Link	https://leetcode.com/problems/number-of-good-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1512_number_of_good_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1512_number_of_good_pairs.rb
Link	https://leetcode.com/problems/water-bottles/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1518_water_bottles.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1518_water_bottles.rb
Link	https://leetcode.com/problems/count-odd-numbers-in-an-interval-range/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1523_count_odd_numbers_in_an_interval_range.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1523_count_odd_numbers_in_an_interval_range.rb
Link	https://leetcode.com/problems/shuffle-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1528_shuffle_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1528_shuffle_string.rb
Link	https://leetcode.com/problems/count-good-triplets/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1534_count_good_triplets.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1534_count_good_triplets.rb
Link	https://leetcode.com/problems/kth-missing-positive-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1539_kth_missing_positive_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1539_kth_missing_positive_number.rb
Link	https://leetcode.com/problems/make-the-string-great/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1544_make_the_string_great.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1544_make_the_string_great.rb
Link	https://leetcode.com/problems/three-consecutive-odds/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1550_three_consecutive_odds.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1550_three_consecutive_odds.rb
Link	https://leetcode.com/problems/thousand-separator/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1556_thousand_separator.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1556_thousand_separator.rb
Link	https://leetcode.com/problems/detect-pattern-of-length-m-repeated-k-or-more-times/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1566_detect_pattern_of_length_m_repeated_k_or_more_times.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1566_detect_pattern_of_length_m_repeated_k_or_more_times.rb
Link	https://leetcode.com/problems/matrix-diagonal-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1572_matrix_diagonal_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1572_matrix_diagonal_sum.rb
Link	https://leetcode.com/problems/replace-all-s-to-avoid-consecutive-repeating-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1576_replace_all_s_to_avoid_consecutive_repeating_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1576_replace_all_s_to_avoid_consecutive_repeating_characters.rb
Link	https://leetcode.com/problems/special-positions-in-a-binary-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1582_special_positions_in_a_binary_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1582_special_positions_in_a_binary_matrix.rb
Link	https://leetcode.com/problems/sum-of-all-odd-length-subarrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1588_sum_of_all_odd_length_subarrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1588_sum_of_all_odd_length_subarrays.rb
Link	https://leetcode.com/problems/rearrange-spaces-between-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1592_rearrange_spaces_between_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1592_rearrange_spaces_between_words.rb
Link	https://leetcode.com/problems/crawler-log-folder/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1598_crawler_log_folder.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1598_crawler_log_folder.rb
Link	https://leetcode.com/problems/design-parking-system/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1603_design_parking_system.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1603_design_parking_system.rb
Link	https://leetcode.com/problems/special-array-with-x-elements-greater-than-or-equal-x/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1608_special_array_with_x_elements_greater_than_or_equal_x.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1608_special_array_with_x_elements_greater_than_or_equal_x.rb
Link	https://leetcode.com/problems/maximum-nesting-depth-of-the-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1614_maximum_nesting_depth_of_the_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1614_maximum_nesting_depth_of_the_parentheses.rb
Link	https://leetcode.com/problems/mean-of-array-after-removing-some-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1619_mean_of_array_after_removing_some_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1619_mean_of_array_after_removing_some_elements.rb
Link	https://leetcode.com/problems/largest-substring-between-two-equal-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1624_largest_substring_between_two_equal_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1624_largest_substring_between_two_equal_characters.rb
Link	https://leetcode.com/problems/slowest-key/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1629_slowest_key.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1629_slowest_key.rb
Link	https://leetcode.com/problems/sort-array-by-increasing-frequency/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1636_sort_array_by_increasing_frequency.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1636_sort_array_by_increasing_frequency.rb
Link	https://leetcode.com/problems/get-maximum-in-generated-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1646_get_maximum_in_generated_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1646_get_maximum_in_generated_array.rb
Link	https://leetcode.com/problems/defuse-the-bomb/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1652_defuse_the_bomb.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1652_defuse_the_bomb.rb
Link	https://leetcode.com/problems/check-if-two-string-arrays-are-equivalent/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1662_check_if_two_string_arrays_are_equivalent.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1662_check_if_two_string_arrays_are_equivalent.rb
Link	https://leetcode.com/problems/maximum-repeating-substring/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1668_maximum_repeating_substring.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1668_maximum_repeating_substring.rb
Link	https://leetcode.com/problems/richest-customer-wealth/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1672_richest_customer_wealth.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1672_richest_customer_wealth.rb
Link	https://leetcode.com/problems/goal-parser-interpretation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1678_goal_parser_interpretation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1678_goal_parser_interpretation.rb
Link	https://leetcode.com/problems/count-the-number-of-consistent-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1684_count_the_number_of_consistent_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1684_count_the_number_of_consistent_strings.rb
Link	https://leetcode.com/problems/count-of-matches-in-tournament/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1688_count_of_matches_in_tournament.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1688_count_of_matches_in_tournament.rb
Link	https://leetcode.com/problems/reformat-phone-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1694_reformat_phone_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1694_reformat_phone_number.rb
Link	https://leetcode.com/problems/number-of-students-unable-to-eat-lunch/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1700_number_of_students_unable_to_eat_lunch.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1700_number_of_students_unable_to_eat_lunch.rb
Link	https://leetcode.com/problems/determine-if-string-halves-are-alike/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1704_determine_if_string_halves_are_alike.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1704_determine_if_string_halves_are_alike.rb
Link	https://leetcode.com/problems/maximum-units-on-a-truck/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1710_maximum_units_on_a_truck.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1710_maximum_units_on_a_truck.rb
Link	https://leetcode.com/problems/calculate-money-in-leetcode-bank/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1716_calculate_money_in_leetcode_bank.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1716_calculate_money_in_leetcode_bank.rb
Link	https://leetcode.com/problems/decode-xored-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1720_decode_xored_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1720_decode_xored_array.rb
Link	https://leetcode.com/problems/number-of-rectangles-that-can-form-the-largest-square/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1725_number_of_rectangles_that_can_form_the_largest_square.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1725_number_of_rectangles_that_can_form_the_largest_square.rb
Link	https://leetcode.com/problems/find-the-highest-altitude/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1732_find_the_highest_altitude.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1732_find_the_highest_altitude.rb
Link	https://leetcode.com/problems/latest-time-by-replacing-hidden-digits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1736_latest_time_by_replacing_hidden_digits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1736_latest_time_by_replacing_hidden_digits.rb
Link	https://leetcode.com/problems/sum-of-unique-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1748_sum_of_unique_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1748_sum_of_unique_elements.rb
Link	https://leetcode.com/problems/check-if-array-is-sorted-and-rotated/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1752_check_if_array_is_sorted_and_rotated.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1752_check_if_array_is_sorted_and_rotated.rb
Link	https://leetcode.com/problems/merge-strings-alternately/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1768_merge_strings_alternately.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1768_merge_strings_alternately.rb
Link	https://leetcode.com/problems/count-items-matching-a-rule/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1773_count_items_matching_a_rule.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1773_count_items_matching_a_rule.rb
Link	https://leetcode.com/problems/find-nearest-point-that-has-the-same-x-or-y-coordinate/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1779_find_nearest_point_that_has_the_same_x_or_y_coordinate.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1779_find_nearest_point_that_has_the_same_x_or_y_coordinate.rb
Link	https://leetcode.com/problems/check-if-binary-string-has-at-most-one-segment-of-ones/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1784_check_if_binary_string_has_at_most_one_segment_of_ones.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1784_check_if_binary_string_has_at_most_one_segment_of_ones.rb
Link	https://leetcode.com/problems/check-if-one-string-swap-can-make-strings-equal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1790_check_if_one_string_swap_can_make_strings_equal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1790_check_if_one_string_swap_can_make_strings_equal.rb
Link	https://leetcode.com/problems/find-center-of-star-graph/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1791_find_center_of_star_graph.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1791_find_center_of_star_graph.rb
Link	https://leetcode.com/problems/second-largest-digit-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1796_second_largest_digit_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1796_second_largest_digit_in_a_string.rb
Link	https://leetcode.com/problems/maximum-ascending-subarray-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1800_maximum_ascending_subarray_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1800_maximum_ascending_subarray_sum.rb
Link	https://leetcode.com/problems/number-of-different-integers-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1805_number_of_different_integers_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1805_number_of_different_integers_in_a_string.rb
Link	https://leetcode.com/problems/determine-color-of-a-chessboard-square/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1812_determine_color_of_a_chessboard_square.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1812_determine_color_of_a_chessboard_square.rb
Link	https://leetcode.com/problems/truncate-sentence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1816_truncate_sentence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1816_truncate_sentence.rb
Link	https://leetcode.com/problems/sign-of-the-product-of-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1822_sign_of_the_product_of_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1822_sign_of_the_product_of_an_array.rb
Link	https://leetcode.com/problems/minimum-operations-to-make-the-array-increasing/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1827_minimum_operations_to_make_the_array_increasing.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1827_minimum_operations_to_make_the_array_increasing.rb
Link	https://leetcode.com/problems/check-if-the-sentence-is-pangram/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1832_check_if_the_sentence_is_pangram.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1832_check_if_the_sentence_is_pangram.rb
Link	https://leetcode.com/problems/sum-of-digits-in-base-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1837_sum_of_digits_in_base_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1837_sum_of_digits_in_base_k.rb
Link	https://leetcode.com/problems/replace-all-digits-with-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1844_replace_all_digits_with_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1844_replace_all_digits_with_characters.rb
Link	https://leetcode.com/problems/minimum-distance-to-the-target-element/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1848_minimum_distance_to_the_target_element.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1848_minimum_distance_to_the_target_element.rb
Link	https://leetcode.com/problems/sorting-the-sentence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1859_sorting_the_sentence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1859_sorting_the_sentence.rb
Link	https://leetcode.com/problems/sum-of-all-subset-xor-totals/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1863_sum_of_all_subset_xor_totals.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1863_sum_of_all_subset_xor_totals.rb
Link	https://leetcode.com/problems/longer-contiguous-segments-of-ones-than-zeros/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1869_longer_contiguous_segments_of_ones_than_zeros.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1869_longer_contiguous_segments_of_ones_than_zeros.rb
Link	https://leetcode.com/problems/substrings-of-size-three-with-distinct-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1876_substrings_of_size_three_with_distinct_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1876_substrings_of_size_three_with_distinct_characters.rb
Link	https://leetcode.com/problems/check-if-word-equals-summation-of-two-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1880_check_if_word_equals_summation_of_two_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1880_check_if_word_equals_summation_of_two_words.rb
Link	https://leetcode.com/problems/determine-whether-matrix-can-be-obtained-by-rotation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1886_determine_whether_matrix_can_be_obtained_by_rotation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1886_determine_whether_matrix_can_be_obtained_by_rotation.rb
Link	https://leetcode.com/problems/check-if-all-the-integers-in-a-range-are-covered/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1893_check_if_all_the_integers_in_a_range_are_covered.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1893_check_if_all_the_integers_in_a_range_are_covered.rb
Link	https://leetcode.com/problems/redistribute-characters-to-make-all-strings-equal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1897_redistribute_characters_to_make_all_strings_equal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1897_redistribute_characters_to_make_all_strings_equal.rb
Link	https://leetcode.com/problems/largest-odd-number-in-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1903_largest_odd_number_in_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1903_largest_odd_number_in_string.rb
Link	https://leetcode.com/problems/remove-one-element-to-make-the-array-strictly-increasing/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1909_remove_one_element_to_make_the_array_strictly_increasing.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1909_remove_one_element_to_make_the_array_strictly_increasing.rb
Link	https://leetcode.com/problems/maximum-product-difference-between-two-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1913_maximum_product_difference_between_two_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1913_maximum_product_difference_between_two_pairs.rb
Link	https://leetcode.com/problems/build-array-from-permutation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1920_build_array_from_permutation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1920_build_array_from_permutation.rb
Link	https://leetcode.com/problems/count-square-sum-triples/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1925_count_square_sum_triples.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1925_count_square_sum_triples.rb
Link	https://leetcode.com/problems/concatenation-of-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1929_concatenation_of_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1929_concatenation_of_array.rb
Link	https://leetcode.com/problems/maximum-number-of-words-you-can-type/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1935_maximum_number_of_words_you_can_type.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1935_maximum_number_of_words_you_can_type.rb
Link	https://leetcode.com/problems/check-if-all-characters-have-equal-number-of-occurrences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1941_check_if_all_characters_have_equal_number_of_occurrences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1941_check_if_all_characters_have_equal_number_of_occurrences.rb
Link	https://leetcode.com/problems/three-divisors/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1952_three_divisors.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1952_three_divisors.rb
Link	https://leetcode.com/problems/delete-characters-to-make-fancy-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1957_delete_characters_to_make_fancy_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1957_delete_characters_to_make_fancy_string.rb
Link	https://leetcode.com/problems/check-if-string-is-a-prefix-of-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1961_check_if_string_is_a_prefix_of_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1961_check_if_string_is_a_prefix_of_array.rb
Link	https://leetcode.com/problems/number-of-strings-that-appear-as-substrings-in-word/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1967_number_of_strings_that_appear_as_substrings_in_word.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1967_number_of_strings_that_appear_as_substrings_in_word.rb
Link	https://leetcode.com/problems/find-if-path-exists-in-graph/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1971_find_if_path_exists_in_graph.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1971_find_if_path_exists_in_graph.rb
Link	https://leetcode.com/problems/minimum-time-to-type-word-using-special-typewriter/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1974_minimum_time_to_type_word_using_special_typewriter.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1974_minimum_time_to_type_word_using_special_typewriter.rb
Link	https://leetcode.com/problems/find-greatest-common-divisor-of-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1979_find_greatest_common_divisor_of_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1979_find_greatest_common_divisor_of_array.rb
Link	https://leetcode.com/problems/minimum-difference-between-highest-and-lowest-of-k-scores/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1984_minimum_difference_between_highest_and_lowest_of_k_scores.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1984_minimum_difference_between_highest_and_lowest_of_k_scores.rb
Link	https://leetcode.com/problems/find-the-middle-index-in-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1991_find_the_middle_index_in_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1991_find_the_middle_index_in_array.rb
Link	https://leetcode.com/problems/count-special-quadruplets/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/1995_count_special_quadruplets.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_1995_count_special_quadruplets.rb
Link	https://leetcode.com/problems/reverse-prefix-of-word/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2000_reverse_prefix_of_word.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2000_reverse_prefix_of_word.rb
Link	https://leetcode.com/problems/count-number-of-pairs-with-absolute-difference-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2006_count_number_of_pairs_with_absolute_difference_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2006_count_number_of_pairs_with_absolute_difference_k.rb
Link	https://leetcode.com/problems/final-value-of-variable-after-performing-operations/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2011_final_value_of_variable_after_performing_operations.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2011_final_value_of_variable_after_performing_operations.rb
Link	https://leetcode.com/problems/maximum-difference-between-increasing-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2016_maximum_difference_between_increasing_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2016_maximum_difference_between_increasing_elements.rb
Link	https://leetcode.com/problems/convert-1d-array-into-2d-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2022_convert_1d_array_into_2d_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2022_convert_1d_array_into_2d_array.rb
Link	https://leetcode.com/problems/minimum-moves-to-convert-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2027_minimum_moves_to_convert_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2027_minimum_moves_to_convert_string.rb
Link	https://leetcode.com/problems/two-out-of-three/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2032_two_out_of_three.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2032_two_out_of_three.rb
Link	https://leetcode.com/problems/minimum-number-of-moves-to-seat-everyone/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2037_minimum_number_of_moves_to_seat_everyone.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2037_minimum_number_of_moves_to_seat_everyone.rb
Link	https://leetcode.com/problems/check-if-numbers-are-ascending-in-a-sentence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2042_check_if_numbers_are_ascending_in_a_sentence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2042_check_if_numbers_are_ascending_in_a_sentence.rb
Link	https://leetcode.com/problems/number-of-valid-words-in-a-sentence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2047_number_of_valid_words_in_a_sentence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2047_number_of_valid_words_in_a_sentence.rb
Link	https://leetcode.com/problems/kth-distinct-string-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2053_kth_distinct_string_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2053_kth_distinct_string_in_an_array.rb
Link	https://leetcode.com/problems/smallest-index-with-equal-value/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2057_smallest_index_with_equal_value.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2057_smallest_index_with_equal_value.rb
Link	https://leetcode.com/problems/count-vowel-substrings-of-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2062_count_vowel_substrings_of_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2062_count_vowel_substrings_of_a_string.rb
Link	https://leetcode.com/problems/check-whether-two-strings-are-almost-equivalent/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2068_check_whether_two_strings_are_almost_equivalent.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2068_check_whether_two_strings_are_almost_equivalent.rb
Link	https://leetcode.com/problems/time-needed-to-buy-tickets/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2073_time_needed_to_buy_tickets.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2073_time_needed_to_buy_tickets.rb
Link	https://leetcode.com/problems/two-furthest-houses-with-different-colors/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2078_two_furthest_houses_with_different_colors.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2078_two_furthest_houses_with_different_colors.rb
Link	https://leetcode.com/problems/count-common-words-with-one-occurrence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2085_count_common_words_with_one_occurrence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2085_count_common_words_with_one_occurrence.rb
Link	https://leetcode.com/problems/find-target-indices-after-sorting-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2089_find_target_indices_after_sorting_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2089_find_target_indices_after_sorting_array.rb
Link	https://leetcode.com/problems/finding-3-digit-even-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2094_finding_3_digit_even_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2094_finding_3_digit_even_numbers.rb
Link	https://leetcode.com/problems/find-subsequence-of-length-k-with-the-largest-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2099_find_subsequence_of_length_k_with_the_largest_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2099_find_subsequence_of_length_k_with_the_largest_sum.rb
Link	https://leetcode.com/problems/rings-and-rods/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2103_rings_and_rods.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2103_rings_and_rods.rb
Link	https://leetcode.com/problems/find-first-palindromic-string-in-the-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2108_find_first_palindromic_string_in_the_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2108_find_first_palindromic_string_in_the_array.rb
Link	https://leetcode.com/problems/maximum-number-of-words-found-in-sentences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2114_maximum_number_of_words_round_in_sentences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2114_maximum_number_of_words_round_in_sentences.rb
Link	https://leetcode.com/problems/a-number-after-a-double-reversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2119_a_number_after_a_double_reversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2119_a_number_after_a_double_reversal.rb
Link	https://leetcode.com/problems/check-if-all-as-appears-before-all-bs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2124_check_if_all_as_appears_before_all_bs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2124_check_if_all_as_appears_before_all_bs.rb
Link	https://leetcode.com/problems/capitalize-the-title/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2129_capitalize_the_title.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2129_capitalize_the_title.rb
Link	https://leetcode.com/problems/check-if-every-row-and-column-contains-all-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2133_check_if_every_row_and_column_contains_all_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2133_check_if_every_row_and_column_contains_all_numbers.rb
Link	https://leetcode.com/problems/divide-a-string-into-groups-of-size-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2138_divide_a_string_into_groups_of_size_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2138_divide_a_string_into_groups_of_size_k.rb
Link	https://leetcode.com/problems/count-elements-with-strictly-smaller-and-greater-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2148_count_elements_with_strictly_smaller_and_greater_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2148_count_elements_with_strictly_smaller_and_greater_elements.rb
Link	https://leetcode.com/problems/keep-multiplying-found-values-by-two/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2154_keep_multiplying_found_values_by_two.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2154_keep_multiplying_found_values_by_two.rb
Link	https://leetcode.com/problems/minimum-sum-of-four-digit-number-after-splitting-digits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2160_minimum_sum_of_four_digit_number_after_splitting_digits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2160_minimum_sum_of_four_digit_number_after_splitting_digits.rb
Link	https://leetcode.com/problems/sort-even-and-odd-indices-independently/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2164_sort_even_and_odd_indices_independently.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2164_sort_even_and_odd_indices_independently.rb
Link	https://leetcode.com/problems/count-operations-to-obtain-zero/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2169_count_operations_to_obtain_zero.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2169_count_operations_to_obtain_zero.rb
Link	https://leetcode.com/problems/count-equal-and-divisible-pairs-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2176_count_equal_and_divisible_pairs_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2176_count_equal_and_divisible_pairs_in_an_array.rb
Link	https://leetcode.com/problems/count-integers-with-even-digit-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2180_count_integers_with_even_digit_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2180_count_integers_with_even_digit_sum.rb
Link	https://leetcode.com/problems/counting-words-with-a-given-prefix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2185_counting_words_with_a_given_prefix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2185_counting_words_with_a_given_prefix.rb
Link	https://leetcode.com/problems/most-frequent-number-following-key-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2190_most_frequent_number_following_key_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2190_most_frequent_number_following_key_in_an_array.rb
Link	https://leetcode.com/problems/cells-in-a-range-on-an-excel-sheet/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2194_cells_in_a_range_on_an_excel_sheet.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2194_cells_in_a_range_on_an_excel_sheet.rb
Link	https://leetcode.com/problems/divide-array-into-equal-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2206_divide_array_into_equal_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2206_divide_array_into_equal_pairs.rb
Link	https://leetcode.com/problems/count-hills-and-valleys-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2210_count_hills_and_valleys_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2210_count_hills_and_valleys_in_an_array.rb
Link	https://leetcode.com/problems/find-the-difference-of-two-arrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2215_find_the_difference_of_two_arrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2215_find_the_difference_of_two_arrays.rb
Link	https://leetcode.com/problems/minimum-bit-flips-to-convert-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2220_minimum_bit_flips_to_convert_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2220_minimum_bit_flips_to_convert_number.rb
Link	https://leetcode.com/problems/largest-number-after-digit-swaps-by-parity/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2231_largest_number_after_digit_swaps_by_parity.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2231_largest_number_after_digit_swaps_by_parity.rb
Link	https://leetcode.com/problems/add-two-integers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2235_add_two_integers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2235_add_two_integers.rb
Link	https://leetcode.com/problems/root-equals-sum-of-children/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2236_root_equals_sum_of_children.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2236_root_equals_sum_of_children.rb
Link	https://leetcode.com/problems/find-closest-number-to-zero/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2239_find_closest_number_to_zero.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2239_find_closest_number_to_zero.rb
Link	https://leetcode.com/problems/calculate-digit-sum-of-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2243_calculate_digit_sum_of_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2243_calculate_digit_sum_of_a_string.rb
Link	https://leetcode.com/problems/intersection-of-multiple-arrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2248_intersection_of_multiple_arrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2248_intersection_of_multiple_arrays.rb
Link	https://leetcode.com/problems/count-prefixes-of-a-given-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2255_count_prefixes_of_a_given_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2255_count_prefixes_of_a_given_string.rb
Link	https://leetcode.com/problems/remove-digit-from-number-to-maximize-result/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2259_remove_digit_from_number_to_maximize_result.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2259_remove_digit_from_number_to_maximize_result.rb
Link	https://leetcode.com/problems/largest-3-same-digit-number-in-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2264_largest_3_same_digit_number_in_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2264_largest_3_same_digit_number_in_string.rb
Link	https://leetcode.com/problems/percentage-of-letter-in-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2278_percentage_of_letter_in_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2278_percentage_of_letter_in_string.rb
Link	https://leetcode.com/problems/check-if-number-has-equal-digit-count-and-digit-value/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2283_check_if_number_has_equal_digit_count_and_digit_value.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2283_check_if_number_has_equal_digit_count_and_digit_value.rb
Link	https://leetcode.com/problems/rearrange-characters-to-make-target-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2287_rearrange_characters_to_make_target_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2287_rearrange_characters_to_make_target_string.rb
Link	https://leetcode.com/problems/min-max-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2293_min_max_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2293_min_max_game.rb
Link	https://leetcode.com/problems/strong-password-checker-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2299_strong_password_checker_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2299_strong_password_checker_ii.rb
Link	https://leetcode.com/problems/calculate-amount-paid-in-taxes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2303_calculate_amount_paid_in_taxes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2303_calculate_amount_paid_in_taxes.rb
Link	https://leetcode.com/problems/greatest-english-letter-in-upper-and-lower-case/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2309_greatest_english_letter_in_upper_and_lower_case.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2309_greatest_english_letter_in_upper_and_lower_case.rb
Link	https://leetcode.com/problems/count-asterisks/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2315_count_asterisks.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2315_count_asterisks.rb
Link	https://leetcode.com/problems/check-if-matrix-is-x-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2319_check_if_matrix_is_x_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2319_check_if_matrix_is_x_matrix.rb
Link	https://leetcode.com/problems/decode-the-message/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2325_decode_the_message.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2325_decode_the_message.rb
Link	https://leetcode.com/problems/evaluate-boolean-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2331_evaluate_boolean_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2331_evaluate_boolean_binary_tree.rb
Link	https://leetcode.com/problems/minimum-amount-of-time-to-fill-cups/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2335_minimum_amount_of_time_to_fill_cups.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2335_minimum_amount_of_time_to_fill_cups.rb
Link	https://leetcode.com/problems/maximum-number-of-pairs-in-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2341_maximum_number_of_pairs_in_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2341_maximum_number_of_pairs_in_array.rb
Link	https://leetcode.com/problems/best-poker-hand/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2347_best_poker_hand.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2347_best_poker_hand.rb
Link	https://leetcode.com/problems/first-letter-to-appear-twice/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2351_first_letter_to_appear_twice.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2351_first_letter_to_appear_twice.rb
Link	https://leetcode.com/problems/make-array-zero-by-subtracting-equal-amounts/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2357_make_array_zero_by_subtracting_equal_amounts.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2357_make_array_zero_by_subtracting_equal_amounts.rb
Link	https://leetcode.com/problems/merge-similar-items/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2363_merge_similar_items.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2363_merge_similar_items.rb
Link	https://leetcode.com/problems/number-of-arithmetic-triplets/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2367_number_of_arithmetic_triplets.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2367_number_of_arithmetic_triplets.rb
Link	https://leetcode.com/problems/largest-local-values-in-a-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2373_largest_local_values_in_a_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2373_largest_local_values_in_a_matrix.rb
Link	https://leetcode.com/problems/minimum-recolors-to-get-k-consecutive-black-blocks/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2379_minimum_recolors_to_get_k_consecutive_black_blocks.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2379_minimum_recolors_to_get_k_consecutive_black_blocks.rb
Link	https://leetcode.com/problems/minimum-hours-of-training-to-win-a-competition/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2383_minimum_hours_of_training_to_win_a_competition.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2383_minimum_hours_of_training_to_win_a_competition.rb
Link	https://leetcode.com/problems/longest-subsequence-with-limited-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2389_longest_subsequence_with_limited_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2389_longest_subsequence_with_limited_sum.rb
Link	https://leetcode.com/problems/find-subarrays-with-equal-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2395_find_subarrays_with_equal_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2395_find_subarrays_with_equal_sum.rb
Link	https://leetcode.com/problems/check-distances-between-same-letters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2399_check_distances_between_same_letters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2399_check_distances_between_same_letters.rb
Link	https://leetcode.com/problems/most-frequent-even-element/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2404_most_frequent_even_element.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2404_most_frequent_even_element.rb
Link	https://leetcode.com/problems/smallest-even-multiple/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2413_smallest_even_multiple.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2413_smallest_even_multiple.rb
Link	https://leetcode.com/problems/sort-the-people/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2418_sort_the_people.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2418_sort_the_people.rb
Link	https://leetcode.com/problems/remove-letter-to-equalize-frequency/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2423_remove_letter_to_equalize_frequency.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2423_remove_letter_to_equalize_frequency.rb
Link	https://leetcode.com/problems/number-of-common-factors/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2427_number_of_common_factors.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2427_number_of_common_factors.rb
Link	https://leetcode.com/problems/the-employee-that-worked-on-the-longest-task/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2432_the_employee_that_worked_on_the_longest_task.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2432_the_employee_that_worked_on_the_longest_task.rb
Link	https://leetcode.com/problems/largest-positive-integer-that-exists-with-its-negative/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2441_largest_positive_integer_that_exists_with_its_negative.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2441_largest_positive_integer_that_exists_with_its_negative.rb
Link	https://leetcode.com/problems/determine-if-two-events-have-conflict/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2446_determine_if_two_events_have_conflict.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2446_determine_if_two_events_have_conflict.rb
Link	https://leetcode.com/problems/average-value-of-even-numbers-that-are-divisible-by-three/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2455_average_value_of_even_numbers_that_are_divisible_by_three.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2455_average_value_of_even_numbers_that_are_divisible_by_three.rb
Link	https://leetcode.com/problems/apply-operations-to-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2460_apply_operations_to_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2460_apply_operations_to_an_array.rb
Link	https://leetcode.com/problems/convert-the-temperature/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2469_convert_the_temperature.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2469_convert_the_temperature.rb
Link	https://leetcode.com/problems/number-of-unequal-triplets-in-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2475_number_of_unequal_triplets_in_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2475_number_of_unequal_triplets_in_array.rb
Link	https://leetcode.com/problems/minimum-cuts-to-divide-a-circle/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2481_minimum_cuts_to_divide_a_circle.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2481_minimum_cuts_to_divide_a_circle.rb
Link	https://leetcode.com/problems/find-the-pivot-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2485_find_the_pivot_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2485_find_the_pivot_integer.rb
Link	https://leetcode.com/problems/circular-sentence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2490_circular_sentence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2490_circular_sentence.rb
Link	https://leetcode.com/problems/maximum-value-of-a-string-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2496_maximum_value_of_a_string_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2496_maximum_value_of_a_string_in_an_array.rb
Link	https://leetcode.com/problems/delete-greatest-value-in-each-row/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2500_delete_greatest_value_in_each_row.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2500_delete_greatest_value_in_each_row.rb
Link	https://leetcode.com/problems/count-pairs-of-similar-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2506_count_pairs_of_similar_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2506_count_pairs_of_similar_strings.rb
Link	https://leetcode.com/problems/maximum-enemy-forts-that-can-be-captured/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2511_maximum_enemy_forts_that_can_be_captured.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2511_maximum_enemy_forts_that_can_be_captured.rb
Link	https://leetcode.com/problems/shortest-distance-to-target-string-in-a-circular-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2515_shortest_distance_to_target_string_in_a_circular_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2515_shortest_distance_to_target_string_in_a_circular_array.rb
Link	https://leetcode.com/problems/count-the-digits-that-divide-a-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2520_count_the_digits_that_divide_a_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2520_count_the_digits_that_divide_a_number.rb
Link	https://leetcode.com/problems/categorize-box-according-to-criteria/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2525_categorize_box_according_to_criteria.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2525_categorize_box_according_to_criteria.rb
Link	https://leetcode.com/problems/maximum-count-of-positive-integer-and-negative-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2529_maximum_count_of_positive_integer_and_negative_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2529_maximum_count_of_positive_integer_and_negative_integer.rb
Link	https://leetcode.com/problems/difference-between-element-sum-and-digit-sum-of-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2535_difference_between_element_sum_and_digit_sum_of_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2535_difference_between_element_sum_and_digit_sum_of_an_array.rb
Link	https://leetcode.com/problems/minimum-common-value/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2540_minimum_common_value.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2540_minimum_common_value.rb
Link	https://leetcode.com/problems/alternating-digit-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2544_alternating_digit_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2544_alternating_digit_sum.rb
Link	https://leetcode.com/problems/count-distinct-numbers-on-board/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2549_count_distinct_numbers_on_board.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2549_count_distinct_numbers_on_board.rb
Link	https://leetcode.com/problems/sum-multiples/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2652_sum_multiples.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2652_sum_multiples.rb
Link	https://leetcode.com/problems/number-of-senior-citizens/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2678_number_of_senior_citizens.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2678_number_of_senior_citizens.rb
Link	https://leetcode.com/problems/remove-trailing-zeros-from-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2710_remove_trailing_zeros_from_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2710_remove_trailing_zeros_from_a_string.rb
Link	https://leetcode.com/problems/find-the-peaks/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2951_find_the_peaks.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2951_find_the_peaks.rb
Link	https://leetcode.com/problems/divide-array-into-arrays-with-max-difference/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2966_divide_array_into_arrays_with_max_difference.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2966_divide_array_into_arrays_with_max_difference.rb
Link	https://leetcode.com/problems/minimum-number-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/2974_minimum_number_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_2974_minimum_number_game.rb
Link	https://leetcode.com/problems/split-the-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3046_split_the_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3046_split_the_array.rb
Link	https://leetcode.com/problems/existence-of-a-substring-in-a-string-and-its-reverse/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3083_existence_of_a_substring_in_a_string_and_its_reverse.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3083_existence_of_a_substring_in_a_string_and_its_reverse.rb
Link	https://leetcode.com/problems/maximum-length-substring-with-two-occurrences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3090_maximum_length_substring_with_two_occurrences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3090_maximum_length_substring_with_two_occurrences.rb
Link	https://leetcode.com/problems/score-of-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3110_score_of_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3110_score_of_a_string.rb
Link	https://leetcode.com/problems/find-the-integer-added-to-array-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3131_find_the_integer_added_to_array_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3131_find_the_integer_added_to_array_i.rb
Link	https://leetcode.com/problems/valid-word/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3136_valid_word.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3136_valid_word.rb
Link	https://leetcode.com/problems/special-array-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3151_special_array_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3151_special_array_i.rb
Link	https://leetcode.com/problems/find-the-encrypted-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3210_find_the_encrypted_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3210_find_the_encrypted_string.rb
Link	https://leetcode.com/problems/convert-date-to-binary/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3280_convert_date_to_binary.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3280_convert_date_to_binary.rb
Link	https://leetcode.com/problems/button-with-longest-push-time/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3386_button_with_longest_push_time.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3386_button_with_longest_push_time.rb
Link	https://leetcode.com/problems/reverse-degree-of-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3498_reverse_degree_of_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3498_reverse_degree_of_a_string.rb
Link	https://leetcode.com/problems/find-closest-person/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/easy/3516_find_closest_person.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/easy/test_3516_find_closest_person.rb
	https://github.com/fartem/leetcode-ruby#medium
Link	https://leetcode.com/problems/add-two-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2_add_two_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2_add_two_numbers.rb
Link	https://leetcode.com/problems/longest-substring-without-repeating-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/3_longest_substring_without_repeating_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_3_longest_substring_without_repeating_characters.rb
Link	https://leetcode.com/problems/longest-palindromic-substring/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/5_longest_palindromic_substring.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_5_longest_palindromic_substring.rb
Link	https://leetcode.com/problems/reverse-integer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/7_reverse_integer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_7_reverse_integer.rb
Link	https://leetcode.com/problems/string-to-integer-atoi/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/8_string_to_integer_atoi.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_8_string_to_integer_atoi.rb
Link	https://leetcode.com/problems/container-with-most-water/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/11_container_with_most_water.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_11_container_with_most_water.rb
Link	https://leetcode.com/problems/integer-to-roman/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/12_integer_to_roman.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_12_integer_to_roman.rb
Link	https://leetcode.com/problems/3sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/15_3sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_15_3sum.rb
Link	https://leetcode.com/problems/3sum-closest/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/16_3sum_closest.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_16_3sum_closest.rb
Link	https://leetcode.com/problems/letter-combinations-of-a-phone-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/17_letter_combinations_of_a_phone_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_17_letter_combinations_of_a_phone_number.rb
Link	https://leetcode.com/problems/remove-nth-node-from-end-of-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/19_remove_nth_node_from_end_of_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_19_remove_nth_node_from_end_of_list.rb
Link	https://leetcode.com/problems/generate-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/22_generate_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_22_generate_parentheses.rb
Link	https://leetcode.com/problems/swap-nodes-in-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/24_swap_nodes_in_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_24_swap_nodes_in_pairs.rb
Link	https://leetcode.com/problems/divide-two-integers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/29_divide_two_integers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_29_divide_two_integers.rb
Link	https://leetcode.com/problems/search-in-rotated-sorted-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/33_search_in_rotated_sorted_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_33_search_in_rotated_sorted_array.rb
Link	https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/34_find_first_and_last_position_of_element_in_sorted_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_34_find_first_and_last_position_of_element_in_sorted_array.rb
Link	https://leetcode.com/problems/valid-sudoku/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/36_valid_sudoku.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_36_valid_sudoku.rb
Link	https://leetcode.com/problems/count-and-say/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/38_count_and_say.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_38_count_and_say.rb
Link	https://leetcode.com/problems/combination-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/39_combination_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_39_combination_sum.rb
Link	https://leetcode.com/problems/multiply-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/43_multiply_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_43_multiply_strings.rb
Link	https://leetcode.com/problems/permutations/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/46_permutations.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_46_permutations.rb
Link	https://leetcode.com/problems/rotate-image/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/48_rotate_image.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_48_rotate_image.rb
Link	https://leetcode.com/problems/group-anagrams/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/49_group_anagrams.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_49_group_anagrams.rb
Link	https://leetcode.com/problems/maximum-subarray/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/53_maximum_subarray.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_53_maximum_subarray.rb
Link	https://leetcode.com/problems/spiral-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/54_spiral_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_54_spiral_matrix.rb
Link	https://leetcode.com/problems/jump-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/55_jump_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_55_jump_game.rb
Link	https://leetcode.com/problems/merge-intervals/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/56_merge_intervals.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_56_merge_intervals.rb
Link	https://leetcode.com/problems/insert-interval/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/57_insert_interval.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_57_insert_interval.rb
Link	https://leetcode.com/problems/spiral-matrix-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/59_spiral_matrix_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_59_spiral_matrix_ii.rb
Link	https://leetcode.com/problems/rotate-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/61_rotate_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_61_rotate_list.rb
Link	https://leetcode.com/problems/unique-paths/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/62_unique_paths.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_62_unique_paths.rb
Link	https://leetcode.com/problems/simplify-path/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/71_simplify_path.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_71_simplify_path.rb
Link	https://leetcode.com/problems/search-a-2d-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/74_search_a_2d_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_74_search_a_2d_matrix.rb
Link	https://leetcode.com/problems/sort-colors/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/75_sort_colors.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_75_sort_colors.rb
Link	https://leetcode.com/problems/subsets/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/78_subsets.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_78_subsets.rb
Link	https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/82_remove_duplicates_from_sorted_list_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_82_remove_duplicates_from_sorted_list_ii.rb
Link	https://leetcode.com/problems/partition-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/86_partition_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_86_partition_list.rb
Link	https://leetcode.com/problems/reverse-linked-list-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/92_reverse_linked_list_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_92_reverse_linked_list_ii.rb
Link	https://leetcode.com/problems/unique-binary-search-trees-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/95_unique_binary_search_trees_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_95_unique_binary_search_trees_ii.rb
Link	https://leetcode.com/problems/unique-binary-search-trees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/96_unique_binary_search_trees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_96_unique_binary_search_trees.rb
Link	https://leetcode.com/problems/validate-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/98_validate_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_98_validate_binary_search_tree.rb
Link	https://leetcode.com/problems/recover-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/99_recover_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_99_recover_binary_search_tree.rb
Link	https://leetcode.com/problems/binary-tree-level-order-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/102_binary_tree_level_order_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_102_binary_tree_level_order_traversal.rb
Link	https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/103_binary_tree_zigzag_level_order_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_103_binary_tree_zigzag_level_order_traversal.rb
Link	https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/105_construct_binary_tree_from_preorder_and_inorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_105_construct_binary_tree_from_preorder_and_inorder_traversal.rb
Link	https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/106_construct_binary_tree_from_inorder_and_postorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_106_construct_binary_tree_from_inorder_and_postorder_traversal.rb
Link	https://leetcode.com/problems/binary-tree-level-order-traversal-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/107_binary_tree_level_order_traversal_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_107_binary_tree_level_order_traversal_ii.rb
Link	https://leetcode.com/problems/convert-sorted-list-to-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/109_convert_sorted_list_to_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_109_convert_sorted_list_to_binary_search_tree.rb
Link	https://leetcode.com/problems/path-sum-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/113_path_sum_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_113_path_sum_ii.rb
Link	https://leetcode.com/problems/flatten-binary-tree-to-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/114_flatten_binary_tree_to_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_114_flatten_binary_tree_to_linked_list.rb
Link	https://leetcode.com/problems/populating-next-right-pointers-in-each-node/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/116_populating_next_right_pointers_in_each_node.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_116_populating_next_right_pointers_in_each_node.rb
Link	https://leetcode.com/problems/populating-next-right-pointers-in-each-node-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/117_populating_next_right_pointers_in_each_node_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_117_populating_next_right_pointers_in_each_node_ii.rb
Link	https://leetcode.com/problems/triangle/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/120_triangle.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_120_triangle.rb
Link	https://leetcode.com/problems/longest-consecutive-sequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/128_longest_consecutive_sequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_128_longest_consecutive_sequence.rb
Link	https://leetcode.com/problems/sum-root-to-leaf-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/129_sum_root_to_leaf_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_129_sum_root_to_leaf_numbers.rb
Link	https://leetcode.com/problems/clone-graph/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/133_clone_graph.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_133_clone_graph.rb
Link	https://leetcode.com/problems/gas-station/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/134_gas_station.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_134_gas_station.rb
Link	https://leetcode.com/problems/copy-list-with-random-pointer/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/138_copy_list_with_random_pointer.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_138_copy_list_with_random_pointer.rb
Link	https://leetcode.com/problems/linked-list-cycle-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/142_linked_list_cycle_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_142_linked_list_cycle_ii.rb
Link	https://leetcode.com/problems/reorder-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/143_reorder_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_143_reorder_list.rb
Link	https://leetcode.com/problems/lru-cache/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/146_lru_cache.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_146_lru_cache.rb
Link	https://leetcode.com/problems/insertion-sort-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/147_insertion_sort_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_147_insertion_sort_list.rb
Link	https://leetcode.com/problems/sort-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/148_sort_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_148_sort_list.rb
Link	https://leetcode.com/problems/evaluate-reverse-polish-notation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/150_evaluate_reverse_polish_notation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_150_evaluate_reverse_polish_notation.rb
Link	https://leetcode.com/problems/reverse-words-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/151_reverse_words_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_151_reverse_words_in_a_string.rb
Link	https://leetcode.com/problems/min-stack/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/155_min_stack.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_155_min_stack.rb
Link	https://leetcode.com/problems/compare-version-numbers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/165_compare_version_numbers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_165_compare_version_numbers.rb
Link	https://leetcode.com/problems/two-sum-ii-input-array-is-sorted/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/167_two_sum_ii_input_array_is_sorted.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_167_two_sum_ii_input_array_is_sorted.rb
Link	https://leetcode.com/problems/binary-search-tree-iterator/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/173_binary_search_tree_iterator.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_173_binary_search_tree_iterator.rb
Link	https://leetcode.com/problems/largest-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/179_largest_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_179_largest_number.rb
Link	https://leetcode.com/problems/repeated-dna-sequences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/187_repeated_dna_sequences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_187_repeated_dna_sequences.rb
Link	https://leetcode.com/problems/rotate-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/189_rotate_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_189_rotate_array.rb
Link	https://leetcode.com/problems/binary-tree-right-side-view/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/199_binary_tree_right_side_view.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_199_binary_tree_right_side_view.rb
Link	https://leetcode.com/problems/number-of-islands/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/200_number_of_islands.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_200_number_of_islands.rb
Link	https://leetcode.com/problems/count-primes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/204_count_primes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_204_count_primes.rb
Link	https://leetcode.com/problems/implement-trie-prefix-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/208_implement_trie_prefix_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_208_implement_trie_prefix_tree.rb
Link	https://leetcode.com/problems/minimum-size-subarray-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/209_minimum_size_subarray_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_209_minimum_size_subarray_sum.rb
Link	https://leetcode.com/problems/kth-largest-element-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/215_kth_largest_element_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_215_kth_largest_element_in_an_array.rb
Link	https://leetcode.com/problems/basic-calculator-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/227_basic_calculator_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_227_basic_calculator_ii.rb
Link	https://leetcode.com/problems/kth-smallest-element-in-a-bst/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/230_kth_smallest_element_in_a_bst.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_230_kth_smallest_element_in_a_bst.rb
Link	https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/235_lowest_common_ancestor_of_a_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_235_lowest_common_ancestor_of_a_binary_search_tree.rb
Link	https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/236_lowest_common_ancestor_of_a_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_236_lowest_common_ancestor_of_a_binary_tree.rb
Link	https://leetcode.com/problems/delete-node-in-a-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/237_delete_node_in_a_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_237_delete_node_in_a_linked_list.rb
Link	https://leetcode.com/problems/product-of-array-except-self/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/238_product_of_array_except_self.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_238_product_of_array_except_self.rb
Link	https://leetcode.com/problems/search-a-2d-matrix-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/240_search_a_2d_matrix_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_240_search_a_2d_matrix_ii.rb
Link	https://leetcode.com/problems/peeking-iterator/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/284_peeking_iterator.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_284_peeking_iterator.rb
Link	https://leetcode.com/problems/find-the-duplicate-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/287_find_the_duplicate_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_287_find_the_duplicate_number.rb
Link	https://leetcode.com/problems/bulls-and-cows/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/299_bulls_and_cows.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_299_bulls_and_cows.rb
Link	https://leetcode.com/problems/longest-increasing-subsequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/300_longest_increasing_subsequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_300_longest_increasing_subsequence.rb
Link	https://leetcode.com/problems/range-sum-query-2d-immutable/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/304_range_sum_query_2d_immutable.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_304_range_sum_query_2d_immutable.rb
Link	https://leetcode.com/problems/remove-duplicate-letters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/316_remove_duplicate_letters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_316_remove_duplicate_letters.rb
Link	https://leetcode.com/problems/maximum-product-of-word-lengths/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/318_maximum_product_of_word_lengths.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_318_maximum_product_of_word_lengths.rb
Link	https://leetcode.com/problems/odd-even-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/328_odd_even_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_328_odd_even_linked_list.rb
Link	https://leetcode.com/problems/verify-preorder-serialization-of-a-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/331_verify_preorder_serialization_of_a_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_331_verify_preorder_serialization_of_a_binary_tree.rb
Link	https://leetcode.com/problems/increasing-triplet-subsequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/334_increasing_triplet_subsequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_334_increasing_triplet_subsequence.rb
Link	https://leetcode.com/problems/flatten-nested-list-iterator/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/341_flatten_nested_list_iterator.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_341_flatten_nested_list_iterator.rb
Link	https://leetcode.com/problems/top-k-frequent-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/347_top_k_frequent_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_347_top_k_frequent_elements.rb
Link	https://leetcode.com/problems/sum-of-two-integers/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/371_sum_of_two_integers.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_371_sum_of_two_integers.rb
Link	https://leetcode.com/problems/combination-sum-iv/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/377_combination_sum_iv.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_377_combination_sum_iv.rb
Link	https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/378_kth_smallest_element_in_a_sorted_matrix.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_378_kth_smallest_element_in_a_sorted_matrix.rb
Link	https://leetcode.com/problems/insert-delete-getrandom-o1/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/380_insert_delete_getrandom_o1.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_380_insert_delete_getrandom_o1.rb
Link	https://leetcode.com/problems/linked-list-random-node/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/382_linked_list_random_node.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_382_linked_list_random_node.rb
Link	https://leetcode.com/problems/longest-absolute-file-path/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/388_longest_absolute_file_path.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_388_longest_absolute_file_path.rb
Link	https://leetcode.com/problems/decode-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/394_decode_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_394_decode_string.rb
Link	https://leetcode.com/problems/random-pick-index/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/398_random_pick_index.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_398_random_pick_index.rb
Link	https://leetcode.com/problems/nth-digit/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/400_nth_digit.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_400_nth_digit.rb
Link	https://leetcode.com/problems/remove-k-digits/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/402_remove_k_digits.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_402_remove_k_digits.rb
Link	https://leetcode.com/problems/pacific-atlantic-water-flow/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/417_pacific_atlantic_water_flow.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_417_pacific_atlantic_water_flow.rb
Link	https://leetcode.com/problems/longest-repeating-character-replacement/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/424_longest_repeating_character_replacement.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_424_longest_repeating_character_replacement.rb
Link	https://leetcode.com/problems/n-ary-tree-level-order-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/429_n_ary_tree_level_order_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_429_n_ary_tree_level_order_traversal.rb
Link	https://leetcode.com/problems/non-overlapping-intervals/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/435_non_overlapping_intervals.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_435_non_overlapping_intervals.rb
Link	https://leetcode.com/problems/path-sum-iii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/437_path_sum_iii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_437_path_sum_iii.rb
Link	https://leetcode.com/problems/find-all-anagrams-in-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/438_find_all_anagrams_in_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_438_find_all_anagrams_in_a_string.rb
Link	https://leetcode.com/problems/find-all-duplicates-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/442_find_all_duplicates_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_442_find_all_duplicates_in_an_array.rb
Link	https://leetcode.com/problems/string-compression/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/443_string_compression.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_443_string_compression.rb
Link	https://leetcode.com/problems/add-two-numbers-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/445_add_two_numbers_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_445_add_two_numbers_ii.rb
Link	https://leetcode.com/problems/serialize-and-deserialize-bst/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/449_serialize_and_deserialize_bst.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_449_serialize_and_deserialize_bst.rb
Link	https://leetcode.com/problems/delete-node-in-a-bst/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/450_delete_node_in_a_bst.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_450_delete_node_in_a_bst.rb
Link	https://leetcode.com/problems/sort-characters-by-frequency/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/451_sort_characters_by_frequency.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_451_sort_characters_by_frequency.rb
Link	https://leetcode.com/problems/minimum-moves-to-equal-array-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/453_minimum_moves_to_equal_array_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_453_minimum_moves_to_equal_array_elements.rb
Link	https://leetcode.com/problems/132-pattern/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/456_132_pattern.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_456_132_pattern.rb
Link	https://leetcode.com/problems/minimum-moves-to-equal-array-elements-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/462_minimum_moves_to_equal_array_elements_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_462_minimum_moves_to_equal_array_elements_ii.rb
Link	https://leetcode.com/problems/validate-ip-address/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/468_validate_ip_address.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_468_validate_ip_address.rb
Link	https://leetcode.com/problems/ones-and-zeroes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/474_ones_and_zeroes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_474_ones_and_zeroes.rb
Link	https://leetcode.com/problems/next-greater-element-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/503_next_greater_element_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_503_next_greater_element_ii.rb
Link	https://leetcode.com/problems/most-frequent-subtree-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/508_most_frequent_subtree_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_508_most_frequent_subtree_sum.rb
Link	https://leetcode.com/problems/find-bottom-left-tree-value/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/513_find_bottom_left_tree_value.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_513_find_bottom_left_tree_value.rb
Link	https://leetcode.com/problems/find-largest-value-in-each-tree-row/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/515_find_largest_value_in_each_tree_row.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_515_find_largest_value_in_each_tree_row.rb
Link	https://leetcode.com/problems/longest-palindromic-subsequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/516_longest_palindromic_subsequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_516_longest_palindromic_subsequence.rb
Link	https://leetcode.com/problems/continuous-subarray-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/523_continuous_subarray_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_523_continuous_subarray_sum.rb
Link	https://leetcode.com/problems/longest-word-in-dictionary-through-deleting/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/524_longest_word_in_dictionary_through_deleting.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_524_longest_word_in_dictionary_through_deleting.rb
Link	https://leetcode.com/problems/encode-and-decode-tinyurl/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/535_encode_and_decode_tinyurl.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_535_encode_and_decode_tinyurl.rb
Link	https://leetcode.com/problems/convert-bst-to-greater-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/538_convert_bst_to_greater_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_538_convert_bst_to_greater_tree.rb
Link	https://leetcode.com/problems/next-greater-element-iii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/556_next_greater_element_iii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_556_next_greater_element_iii.rb
Link	https://leetcode.com/problems/subarray-sum-equals-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/560_subarray_sum_equals_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_560_subarray_sum_equals_k.rb
Link	https://leetcode.com/problems/shortest-unsorted-continuous-subarray/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/581_shortest_unsorted_continuous_subarray.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_581_shortest_unsorted_continuous_subarray.rb
Link	https://leetcode.com/problems/construct-string-from-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/606_construct_string_from_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_606_construct_string_from_binary_tree.rb
Link	https://leetcode.com/problems/find-duplicate-file-in-system/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/609_find_duplicate_file_in_system.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_609_find_duplicate_file_in_system.rb
Link	https://leetcode.com/problems/task-scheduler/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/621_task_scheduler.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_621_task_scheduler.rb
Link	https://leetcode.com/problems/design-circular-queue/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/622_design_circular_queue.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_622_design_circular_queue.rb
Link	https://leetcode.com/problems/add-one-row-to-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/623_add_one_row_to_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_623_add_one_row_to_tree.rb
Link	https://leetcode.com/problems/design-circular-deque/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/641_design_circular_deque.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_641_design_circular_deque.rb
Link	https://leetcode.com/problems/palindromic-substrings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/647_palindromic_substrings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_647_palindromic_substrings.rb
Link	https://leetcode.com/problems/replace-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/648_replace_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_648_replace_words.rb
Link	https://leetcode.com/problems/find-duplicate-subtrees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/652_find_duplicate_subtrees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_652_find_duplicate_subtrees.rb
Link	https://leetcode.com/problems/maximum-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/654_maximum_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_654_maximum_binary_tree.rb
Link	https://leetcode.com/problems/split-array-into-consecutive-subsequences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/659_split_array_into_consecutive_subsequences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_659_split_array_into_consecutive_subsequences.rb
Link	https://leetcode.com/problems/maximum-width-of-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/662_maximum_width_of_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_662_maximum_width_of_binary_tree.rb
Link	https://leetcode.com/problems/trim-a-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/669_trim_a_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_669_trim_a_binary_search_tree.rb
Link	https://leetcode.com/problems/map-sum-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/677_map_sum_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_677_map_sum_pairs.rb
Link	https://leetcode.com/problems/valid-parenthesis-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/678_valid_parenthesis_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_678_valid_parenthesis_string.rb
Link	https://leetcode.com/problems/longest-univalue-path/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/687_longest_univalue_path.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_687_longest_univalue_path.rb
Link	https://leetcode.com/problems/top-k-frequent-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/692_top_k_frequent_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_692_top_k_frequent_words.rb
Link	https://leetcode.com/problems/insert-into-a-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/701_insert_into_a_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_701_insert_into_a_binary_search_tree.rb
Link	https://leetcode.com/problems/design-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/707_design_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_707_design_linked_list.rb
Link	https://leetcode.com/problems/subarray-product-less-than-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/713_subarray_product_less_than_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_713_subarray_product_less_than_k.rb
Link	https://leetcode.com/problems/longest-word-in-dictionary/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/720_longest_word_in_dictionary.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_720_longest_word_in_dictionary.rb
Link	https://leetcode.com/problems/split-linked-list-in-parts/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/725_split_linked_list_in_parts.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_725_split_linked_list_in_parts.rb
Link	https://leetcode.com/problems/my-calendar-i/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/729_my_calendar_i.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_729_my_calendar_i.rb
Link	https://leetcode.com/problems/asteroid-collision/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/735_asteroid_collision.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_735_asteroid_collision.rb
Link	https://leetcode.com/problems/daily-temperatures/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/739_daily_temperatures.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_739_daily_temperatures.rb
Link	https://leetcode.com/problems/partition-labels/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/763_partition_labels.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_763_partition_labels.rb
Link	https://leetcode.com/problems/letter-case-permutation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/784_letter_case_permutation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_784_letter_case_permutation.rb
Link	https://leetcode.com/problems/all-paths-from-source-to-target/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/797_all_paths_from_source_to_target.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_797_all_paths_from_source_to_target.rb
Link	https://leetcode.com/problems/binary-tree-pruning/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/814_binary_tree_pruning.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_814_binary_tree_pruning.rb
Link	https://leetcode.com/problems/linked-list-components/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/817_linked_list_components.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_817_linked_list_components.rb
Link	https://leetcode.com/problems/binary-trees-with-factors/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/823_binary_trees_with_factors.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_823_binary_trees_with_factors.rb
Link	https://leetcode.com/problems/keys-and-rooms/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/841_keys_and_rooms.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_841_keys_and_rooms.rb
Link	https://leetcode.com/problems/peak-index-in-a-mountain-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/852_peak_index_in_a_mountain_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_852_peak_index_in_a_mountain_array.rb
Link	https://leetcode.com/problems/score-of-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/856_score_of_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_856_score_of_parentheses.rb
Link	https://leetcode.com/problems/mirror-reflection/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/858_mirror_reflection.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_858_mirror_reflection.rb
Link	https://leetcode.com/problems/all-nodes-distance-k-in-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/863_all_nodes_distance_k_in_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_863_all_nodes_distance_k_in_binary_tree.rb
Link	https://leetcode.com/problems/smallest-subtree-with-all-the-deepest-nodes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/865_smallest_subtree_with_all_the_deepest_nodes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_865_smallest_subtree_with_all_the_deepest_nodes.rb
Link	https://leetcode.com/problems/reordered-power-of-2/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/869_reordered_power_of_2.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_869_reordered_power_of_2.rb
Link	https://leetcode.com/problems/decoded-string-at-index/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/880_decoded_string_at_index.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_880_decoded_string_at_index.rb
Link	https://leetcode.com/problems/construct-binary-tree-from-preorder-and-postorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/889_construct_binary_tree_from_preorder_and_postorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_889_construct_binary_tree_from_preorder_and_postorder_traversal.rb
Link	https://leetcode.com/problems/find-and-replace-pattern/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/890_find_and_replace_pattern.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_890_find_and_replace_pattern.rb
Link	https://leetcode.com/problems/all-possible-full-binary-trees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/894_all_possible_full_binary_trees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_894_all_possible_full_binary_trees.rb
Link	https://leetcode.com/problems/online-stock-span/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/901_online_stock_span.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_901_online_stock_span.rb
Link	https://leetcode.com/problems/smallest-range-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/910_smallest_range_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_910_smallest_range_ii.rb
Link	https://leetcode.com/problems/sort-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/912_sort_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_912_sort_an_array.rb
Link	https://leetcode.com/problems/word-subsets/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/916_word_subsets.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_916_word_subsets.rb
Link	https://leetcode.com/problems/complete-binary-tree-inserter/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/919_complete_binary_tree_inserter.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_919_complete_binary_tree_inserter.rb
Link	https://leetcode.com/problems/minimum-add-to-make-parentheses-valid/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/921_minimum_add_to_make_parentheses_valid.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_921_minimum_add_to_make_parentheses_valid.rb
Link	https://leetcode.com/problems/reorder-data-in-log-files/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/937_reorder_data_in_log_files.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_937_reorder_data_in_log_files.rb
Link	https://leetcode.com/problems/validate-stack-sequences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/946_validate_stack_sequences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_946_validate_stack_sequences.rb
Link	https://leetcode.com/problems/reveal-cards-in-increasing-order/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/950_reveal_cards_in_increasing_order.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_950_reveal_cards_in_increasing_order.rb
Link	https://leetcode.com/problems/flip-equivalent-binary-trees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/951_flip_equivalent_binary_trees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_951_flip_equivalent_binary_trees.rb
Link	https://leetcode.com/problems/check-completeness-of-a-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/958_check_completeness_of_a_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_958_check_completeness_of_a_binary_tree.rb
Link	https://leetcode.com/problems/numbers-with-same-consecutive-differences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/967_numbers_with_same_consecutive_differences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_967_numbers_with_same_consecutive_differences.rb
Link	https://leetcode.com/problems/k-closest-points-to-origin/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/973_k_closest_points_to_origin.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_973_k_closest_points_to_origin.rb
Link	https://leetcode.com/problems/distribute-coins-in-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/979_distribute_coins_in_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_979_distribute_coins_in_binary_tree.rb
Link	https://leetcode.com/problems/time-based-key-value-store/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/981_time_based_key_value_store.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_981_time_based_key_value_store.rb
Link	https://leetcode.com/problems/sum-of-even-numbers-after-queries/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/985_sum_of_even_numbers_after_queries.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_985_sum_of_even_numbers_after_queries.rb
Link	https://leetcode.com/problems/smallest-string-starting-from-leaf/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/988_smallest_string_starting_from_leaf.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_988_smallest_string_starting_from_leaf.rb
Link	https://leetcode.com/problems/maximum-binary-tree-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/998_maximum_binary_tree_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_998_maximum_binary_tree_ii.rb
Link	https://leetcode.com/problems/construct-binary-search-tree-from-preorder-traversal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1008_construct_binary_search_tree_from_preorder_traversal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1008_construct_binary_search_tree_from_preorder_traversal.rb
Link	https://leetcode.com/problems/next-greater-node-in-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1019_next_greater_node_in_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1019_next_greater_node_in_linked_list.rb
Link	https://leetcode.com/problems/camelcase-matching/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1023_camelcase_matching.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1023_camelcase_matching.rb
Link	https://leetcode.com/problems/maximum-difference-between-node-and-ancestor/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1026_maximum_difference_between_node_and_ancestor.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1026_maximum_difference_between_node_and_ancestor.rb
Link	https://leetcode.com/problems/binary-search-tree-to-greater-sum-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1038_binary_search_tree_to_greater_sum_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1038_binary_search_tree_to_greater_sum_tree.rb
Link	https://leetcode.com/problems/partition-array-for-maximum-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1043_partition_array_for_maximum_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1043_partition_array_for_maximum_sum.rb
Link	https://leetcode.com/problems/letter-tile-possibilities/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1079_letter_tile_possibilities.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1079_letter_tile_possibilities.rb
Link	https://leetcode.com/problems/smallest-subsequence-of-distinct-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1081_smallest_subsequence_of_distinct_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1081_smallest_subsequence_of_distinct_characters.rb
Link	https://leetcode.com/problems/delete-nodes-and-return-forest/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1110_delete_nodes_and_return_forest.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1110_delete_nodes_and_return_forest.rb
Link	https://leetcode.com/problems/maximum-nesting-depth-of-two-valid-parentheses-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1111_maximum_nesting_depth_of_two_valid_parentheses_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1111_maximum_nesting_depth_of_two_valid_parentheses_strings.rb
Link	https://leetcode.com/problems/lowest-common-ancestor-of-deepest-leaves/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1123_lowest_common_ancestor_of_deepest_leaves.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1123_lowest_common_ancestor_of_deepest_leaves.rb
Link	https://leetcode.com/problems/maximum-level-sum-of-a-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1161_maximum_level_sum_of_a_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1161_maximum_level_sum_of_a_binary_tree.rb
Link	https://leetcode.com/problems/remove-zero-sum-consecutive-nodes-from-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1171_remove_zero_sum_consecutive_nodes_from_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1171_remove_zero_sum_consecutive_nodes_from_linked_list.rb
Link	https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1209_remove_all_adjacent_duplicates_in_string_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1209_remove_all_adjacent_duplicates_in_string_ii.rb
Link	https://leetcode.com/problems/minimum-swaps-to-make-strings-equal/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1247_minimum_swaps_to_make_strings_equal.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1247_minimum_swaps_to_make_strings_equal.rb
Link	https://leetcode.com/problems/count-number-of-nice-subarrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1248_count_number_of_nice_subarrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1248_count_number_of_nice_subarrays.rb
Link	https://leetcode.com/problems/minimum-remove-to-make-valid-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1249_minimum_remove_to_make_valid_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1249_minimum_remove_to_make_valid_parentheses.rb
Link	https://leetcode.com/problems/find-elements-in-a-contaminated-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1261_find_elements_in_a_contaminated_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1261_find_elements_in_a_contaminated_binary_tree.rb
Link	https://leetcode.com/problems/remove-covered-intervals/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1288_remove_covered_intervals.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1288_remove_covered_intervals.rb
Link	https://leetcode.com/problems/deepest-leaves-sum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1302_deepest_leaves_sum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1302_deepest_leaves_sum.rb
Link	https://leetcode.com/problems/all-elements-in-two-binary-search-trees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1305_all_elements_in_two_binary_search_trees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1305_all_elements_in_two_binary_search_trees.rb
Link	https://leetcode.com/problems/xor-queries-of-a-subarray/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1310_xor_queries_of_a_subarray.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1310_xor_queries_of_a_subarray.rb
Link	https://leetcode.com/problems/sum-of-nodes-with-even-valued-grandparent/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1315_sum_of_nodes_with_even_valued_grandparent.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1315_sum_of_nodes_with_even_valued_grandparent.rb
Link	https://leetcode.com/problems/delete-leaves-with-a-given-value/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1325_delete_leaves_with_a_given_value.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1325_delete_leaves_with_a_given_value.rb
Link	https://leetcode.com/problems/sort-the-matrix-diagonally/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1329_sort_the_matrix_diagonally.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1329_sort_the_matrix_diagonally.rb
Link	https://leetcode.com/problems/reduce-array-size-to-the-half/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1338_reduce_array_size_to_the_half.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1338_reduce_array_size_to_the_half.rb
Link	https://leetcode.com/problems/maximum-product-of-splitted-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1339_maximum_product_of_splitted_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1339_maximum_product_of_splitted_binary_tree.rb
Link	https://leetcode.com/problems/number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1343_number_of_sub_arrays_of_size_k_and_average_greater_than_or_equal_to_threshold.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1343_number_of_sub_arrays_of_size_k_and_average_greater_than_or_equal_to_threshold.rb
Link	https://leetcode.com/problems/minimum-number-of-steps-to-make-two-strings-anagram/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1347_minimum_number_of_steps_to_make_two_strings_anagram.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1347_minimum_number_of_steps_to_make_two_strings_anagram.rb
Link	https://leetcode.com/problems/number-of-substrings-containing-all-three-characters/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1358_number_of_substrings_containing_all_three_characters.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1358_number_of_substrings_containing_all_three_characters.rb
Link	https://leetcode.com/problems/linked-list-in-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1367_linked_list_in_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1367_linked_list_in_binary_tree.rb
Link	https://leetcode.com/problems/time-needed-to-inform-all-employees/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1376_time_needed_to_inform_all_employees.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1376_time_needed_to_inform_all_employees.rb
Link	https://leetcode.com/problems/design-a-stack-with-increment-operation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1381_design_a_stack_with_increment_operation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1381_design_a_stack_with_increment_operation.rb
Link	https://leetcode.com/problems/balance-a-binary-search-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1382_balance_a_binary_search_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1382_balance_a_binary_search_tree.rb
Link	https://leetcode.com/problems/sort-integers-by-the-power-value/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1387_sort_integers_by_the_power_value.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1387_sort_integers_by_the_power_value.rb
Link	https://leetcode.com/problems/count-number-of-teams/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1395_count_number_of_teams.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1395_count_number_of_teams.rb
Link	https://leetcode.com/problems/design-underground-system/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1396_design_underground_system.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1396_design_underground_system.rb
Link	https://leetcode.com/problems/construct-k-palindrome-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1400_construct_k_palindrome_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1400_construct_k_palindrome_strings.rb
Link	https://leetcode.com/problems/check-if-a-string-can-break-another-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1433_check_if_a_string_can_break_another_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1433_check_if_a_string_can_break_another_string.rb
Link	https://leetcode.com/problems/count-triplets-that-can-form-two-arrays-of-equal-xor/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1442_count_triplets_that_can_form_two_arrays_of_equal_xor.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1442_count_triplets_that_can_form_two_arrays_of_equal_xor.rb
Link	https://leetcode.com/problems/count-good-nodes-in-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1448_count_good_nodes_in_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1448_count_good_nodes_in_binary_tree.rb
Link	https://leetcode.com/problems/pseudo-palindromic-paths-in-a-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1457_pseudo_palindromic_paths_in_a_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1457_pseudo_palindromic_paths_in_a_binary_tree.rb
Link	https://leetcode.com/problems/check-if-a-string-contains-all-binary-codes-of-size-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1461_check_if_a_string_contains_all_binary_codes_of_size_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1461_check_if_a_string_contains_all_binary_codes_of_size_k.rb
Link	https://leetcode.com/problems/design-browser-history/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1472_design_browser_history.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1472_design_browser_history.rb
Link	https://leetcode.com/problems/least-number-of-unique-integers-after-k-removals/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1481_least_number_of_unique_integers_after_k_removals.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1481_least_number_of_unique_integers_after_k_removals.rb
Link	https://leetcode.com/problems/the-kth-factor-of-n/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1492_the_kth_factor_of_n.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1492_the_kth_factor_of_n.rb
Link	https://leetcode.com/problems/count-submatrices-with-all-ones/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1504_count_submatrices_with_all_ones.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1504_count_submatrices_with_all_ones.rb
Link	https://leetcode.com/problems/number-of-good-ways-to-split-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1525_number_of_good_ways_to_split_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1525_number_of_good_ways_to_split_a_string.rb
Link	https://leetcode.com/problems/minimum-suffix-flips/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1529_minimum_suffix_flips.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1529_minimum_suffix_flips.rb
Link	https://leetcode.com/problems/number-of-good-leaf-nodes-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1530_number_of_good_leaf_nodes_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1530_number_of_good_leaf_nodes_pairs.rb
Link	https://leetcode.com/problems/minimum-number-of-vertices-to-reach-all-nodes/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1557_minimum_number_of_vertices_to_reach_all_nodes.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1557_minimum_number_of_vertices_to_reach_all_nodes.rb
Link	https://leetcode.com/problems/even-odd-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1609_even_odd_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1609_even_odd_tree.rb
Link	https://leetcode.com/problems/arithmetic-subarrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1630_arithmetic_subarrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1630_arithmetic_subarrays.rb
Link	https://leetcode.com/problems/count-sorted-vowel-strings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1641_count_sorted_vowel_strings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1641_count_sorted_vowel_strings.rb
Link	https://leetcode.com/problems/merge-in-between-linked-lists/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1669_merge_in_between_linked_lists.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1669_merge_in_between_linked_lists.rb
Link	https://leetcode.com/problems/design-front-middle-back-queue/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1670_design_front_middle_back_queue.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1670_design_front_middle_back_queue.rb
Link	https://leetcode.com/problems/max-number-of-k-sum-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1679_max_number_of_k_sum_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1679_max_number_of_k_sum_pairs.rb
Link	https://leetcode.com/problems/sum-of-absolute-differences-in-a-sorted-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1685_sum_of_absolute_differences_in_a_sorted_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1685_sum_of_absolute_differences_in_a_sorted_array.rb
Link	https://leetcode.com/problems/where-will-the-ball-fall/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1706_where_will_the_ball_fall.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1706_where_will_the_ball_fall.rb
Link	https://leetcode.com/problems/swapping-nodes-in-a-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1721_swapping_nodes_in_a_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1721_swapping_nodes_in_a_linked_list.rb
Link	https://leetcode.com/problems/check-if-number-is-a-sum-of-powers-of-three/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1780_check_if_number_is_a_sum_of_powers_of_three.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1780_check_if_number_is_a_sum_of_powers_of_three.rb
Link	https://leetcode.com/problems/design-authentication-manager/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1797_design_authentication_manager.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1797_design_authentication_manager.rb
Link	https://leetcode.com/problems/count-nice-pairs-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1814_count_nice_pairs_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1814_count_nice_pairs_in_an_array.rb
Link	https://leetcode.com/problems/find-the-winner-of-the-circular-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1823_find_the_winner_of_the_circular_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1823_find_the_winner_of_the_circular_game.rb
Link	https://leetcode.com/problems/maximum-xor-for-each-query/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1829_maximum_xor_for_each_query.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1829_maximum_xor_for_each_query.rb
Link	https://leetcode.com/problems/single-threaded-cpu/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1834_single_threaded_cpu.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1834_single_threaded_cpu.rb
Link	https://leetcode.com/problems/seat-reservation-manager/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1845_seat_reservation_manager.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1845_seat_reservation_manager.rb
Link	https://leetcode.com/problems/minimize-maximum-pair-sum-in-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1877_minimize_maximum_pair_sum_in_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1877_minimize_maximum_pair_sum_in_array.rb
Link	https://leetcode.com/problems/remove-all-occurrences-of-a-substring/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1910_remove_all_occurrences_of_a_substring.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1910_remove_all_occurrences_of_a_substring.rb
Link	https://leetcode.com/problems/find-the-kth-largest-integer-in-the-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1985_find_the_kth_largest_integer_in_the_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1985_find_the_kth_largest_integer_in_the_array.rb
Link	https://leetcode.com/problems/the-number-of-weak-characters-in-the-game/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/1996_the_number_of_weak_characters_in_the_game.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_1996_the_number_of_weak_characters_in_the_game.rb
Link	https://leetcode.com/problems/find-original-array-from-doubled-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2007_find_original_array_from_doubled_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2007_find_original_array_from_doubled_array.rb
Link	https://leetcode.com/problems/number-of-pairs-of-strings-with-concatenation-equal-to-target/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2023_number_of_pairs_of_strings_with_concatenation_equal_to_target.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2023_number_of_pairs_of_strings_with_concatenation_equal_to_target.rb
Link	https://leetcode.com/problems/find-the-minimum-and-maximum-number-of-nodes-between-critical-points/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2058_find_the_minimum_and_maximum_number_of_nodes_between_critical_points.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2058_find_the_minimum_and_maximum_number_of_nodes_between_critical_points.rb
Link	https://leetcode.com/problems/vowels-of-all-substrings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2063_vowels_of_all_substrings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2063_vowels_of_all_substrings.rb
Link	https://leetcode.com/problems/reverse-nodes-in-even-length-groups/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2074_reverse_nodes_in_even_length_groups.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2074_reverse_nodes_in_even_length_groups.rb
Link	https://leetcode.com/problems/removing-minimum-and-maximum-from-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2091_removing_minimum_and_maximum_from_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2091_removing_minimum_and_maximum_from_array.rb
Link	https://leetcode.com/problems/delete-the-middle-node-of-a-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2095_delete_the_middle_node_of_a_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2095_delete_the_middle_node_of_a_linked_list.rb
Link	https://leetcode.com/problems/step-by-step-directions-from-a-binary-tree-node-to-another/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2096_step_by_step_directions_from_a_binary_tree_node_to_another.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2096_step_by_step_directions_from_a_binary_tree_node_to_another.rb
Link	https://leetcode.com/problems/adding-spaces-to-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2109_adding_spaces_to_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2109_adding_spaces_to_a_string.rb
Link	https://leetcode.com/problems/check-if-a-parentheses-string-can-be-valid/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2116_check_if_a_parentheses_string_can_be_valid.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2116_check_if_a_parentheses_string_can_be_valid.rb
Link	https://leetcode.com/problems/intervals-between-identical-elements/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2121_intervals_between_identical_elements.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2121_intervals_between_identical_elements.rb
Link	https://leetcode.com/problems/number-of-laser-beams-in-a-bank/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2125_number_of_laser_beams_in_a_bank.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2125_number_of_laser_beams_in_a_bank.rb
Link	https://leetcode.com/problems/maximum-twin-sum-of-a-linked-list/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2130_maximum_twin_sum_of_a_linked_list.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2130_maximum_twin_sum_of_a_linked_list.rb
Link	https://leetcode.com/problems/longest-palindrome-by-concatenating-two-letter-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2131_longest_palindrome_by_concatenating_two_letter_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2131_longest_palindrome_by_concatenating_two_letter_words.rb
Link	https://leetcode.com/problems/rearrange-array-elements-by-sign/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2149_rearrange_array_elements_by_sign.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2149_rearrange_array_elements_by_sign.rb
Link	https://leetcode.com/problems/find-all-lonely-numbers-in-the-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2150_find_all_lonely_numbers_in_the_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2150_find_all_lonely_numbers_in_the_array.rb
Link	https://leetcode.com/problems/partition-array-according-to-given-pivot/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2161_partition_array_according_to_given_pivot.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2161_partition_array_according_to_given_pivot.rb
Link	https://leetcode.com/problems/smallest-value-of-the-rearranged-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2165_smallest_value_of_the_rearranged_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2165_smallest_value_of_the_rearranged_number.rb
Link	https://leetcode.com/problems/find-three-consecutive-integers-that-sum-to-a-given-number/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2177_find_three_consecutive_integers_that_sum_to_a_given_number.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2177_find_three_consecutive_integers_that_sum_to_a_given_number.rb
Link	https://leetcode.com/problems/merge-nodes-in-between-zeros/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2181_merge_nodes_in_between_zeros.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2181_merge_nodes_in_between_zeros.rb
Link	https://leetcode.com/problems/create-binary-tree-from-descriptions/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2196_create_binary_tree_from_descriptions.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2196_create_binary_tree_from_descriptions.rb
Link	https://leetcode.com/problems/find-triangular-sum-of-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2221_find_triangular_sum_of_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2221_find_triangular_sum_of_an_array.rb
Link	https://leetcode.com/problems/find-players-with-zero-or-one-losses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2225_find_players_with_zero_or_one_losses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2225_find_players_with_zero_or_one_losses.rb
Link	https://leetcode.com/problems/maximum-product-after-k-increments/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2233_maximum_product_after_k_increments.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2233_maximum_product_after_k_increments.rb
Link	https://leetcode.com/problems/count-nodes-equal-to-average-of-subtree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2265_count_nodes_equal_to_average_of_subtree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2265_count_nodes_equal_to_average_of_subtree.rb
Link	https://leetcode.com/problems/count-number-of-texts/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2266_count_number_of_texts.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2266_count_number_of_texts.rb
Link	https://leetcode.com/problems/replace-elements-in-an-array/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2295_replace_elements_in_an_array.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2295_replace_elements_in_an_array.rb
Link	https://leetcode.com/problems/spiral-matrix-iv/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2326_spiral_matrix_iv.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2326_spiral_matrix_iv.rb
Link	https://leetcode.com/problems/construct-smallest-number-from-di-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2375_construct_smallest_number_from_di_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2375_construct_smallest_number_from_di_string.rb
Link	https://leetcode.com/problems/removing-stars-from-a-string/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2390_removing_stars_from_a_string.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2390_removing_stars_from_a_string.rb
Link	https://leetcode.com/problems/reverse-odd-levels-of-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2415_reverse_odd_levels_of_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2415_reverse_odd_levels_of_binary_tree.rb
Link	https://leetcode.com/problems/bitwise-xor-of-all-pairings/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2425_bitwise_xor_of_all_pairings.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2425_bitwise_xor_of_all_pairings.rb
Link	https://leetcode.com/problems/minimize-xor/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2429_minimize_xor.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2429_minimize_xor.rb
Link	https://leetcode.com/problems/find-the-prefix-common-array-of-two-arrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2657_find_the_prefix_common_array_of_two_arrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2657_find_the_prefix_common_array_of_two_arrays.rb
Link	https://leetcode.com/problems/neighboring-bitwise-xor/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/2683_neighboring_bitwise_xor.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_2683_neighboring_bitwise_xor.rb
Link	https://leetcode.com/problems/minimum-length-of-string-after-operations/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/medium/3223_minimum_length_of_string_after_operations.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/medium/test_3223_minimum_length_of_string_after_operations.rb
	https://github.com/fartem/leetcode-ruby#hard
Link	https://leetcode.com/problems/median-of-two-sorted-arrays/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/4_median_of_two_sorted_arrays.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_4_median_of_two_sorted_arrays.rb
Link	https://leetcode.com/problems/regular-expression-matching/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/10_regular_expression_matching.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_10_regular_expression_matching.rb
Link	https://leetcode.com/problems/merge-k-sorted-lists/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/23_merge_k_sorted_lists.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_23_merge_k_sorted_lists.rb
Link	https://leetcode.com/problems/reverse-nodes-in-k-group/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/25_reverse_nodes_in_k_group.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_25_reverse_nodes_in_k_group.rb
Link	https://leetcode.com/problems/substring-with-concatenation-of-all-words/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/30_substring_with_concatenation_of_all_words.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_30_substring_with_concatenation_of_all_words.rb
Link	https://leetcode.com/problems/longest-valid-parentheses/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/32_longest_valid_parentheses.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_32_longest_valid_parentheses.rb
Link	https://leetcode.com/problems/first-missing-positive/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/41_first_missing_positive.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_41_first_missing_positive.rb
Link	https://leetcode.com/problems/distinct-subsequences/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/115_distinct_subsequences.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_115_distinct_subsequences.rb
Link	https://leetcode.com/problems/word-ladder-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/126_word_ladder_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_126_word_ladder_ii.rb
Link	https://leetcode.com/problems/number-of-digit-one/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/233_number_of_digit_one.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_233_number_of_digit_one.rb
Link	https://leetcode.com/problems/sliding-window-maximum/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/239_sliding_window_maximum.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_239_sliding_window_maximum.rb
Link	https://leetcode.com/problems/serialize-and-deserialize-binary-tree/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/297_serialize_and_deserialize_binary_tree.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_297_serialize_and_deserialize_binary_tree.rb
Link	https://leetcode.com/problems/palindrome-pairs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/336_palindrome_pairs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_336_palindrome_pairs.rb
Link	https://leetcode.com/problems/max-sum-of-rectangle-no-larger-than-k/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/363_max_sum_of_rectangle_no_larger_than_k.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_363_max_sum_of_rectangle_no_larger_than_k.rb
Link	https://leetcode.com/problems/trapping-rain-water-ii/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/407_trapping_rain_water_ii.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_407_trapping_rain_water_ii.rb
Link	https://leetcode.com/problems/poor-pigs/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/458_poor_pigs.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_458_poor_pigs.rb
Link	https://leetcode.com/problems/minimum-number-of-refueling-stops/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/871_minimum_number_of_refueling_stops.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_871_minimum_number_of_refueling_stops.rb
Link	https://leetcode.com/problems/maximum-frequency-stack/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/895_maximum_frequency_stack.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_895_maximum_frequency_stack.rb
Link	https://leetcode.com/problems/stamping-the-sequence/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/936_stamping_the_sequence.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_936_stamping_the_sequence.rb
Link	https://leetcode.com/problems/binary-tree-cameras/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/968_binary_tree_cameras.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_968_binary_tree_cameras.rb
Link	https://leetcode.com/problems/parsing-a-boolean-expression/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/1106_parsing_a_boolean_expression.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_1106_parsing_a_boolean_expression.rb
Link	https://leetcode.com/problems/count-vowels-permutation/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/1220_count_vowels_permutation.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_1220_count_vowels_permutation.rb
Link	https://leetcode.com/problems/minimum-cost-to-make-at-least-one-valid-path-in-a-grid/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/1368_minimum_cost_to_make_at_least_one_valid_path_in_a_grid.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_1368_minimum_cost_to_make_at_least_one_valid_path_in_a_grid.rb
Link	https://leetcode.com/problems/maximum-score-from-performing-multiplication-operations/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/1770_maximum_score_from_performing_multiplication_operations.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_1770_maximum_score_from_performing_multiplication_operations.rb
Link	https://leetcode.com/problems/number-of-visible-people-in-a-queue/
Link	https://github.com/fartem/leetcode-ruby/blob/master/lib/hard/1944_number_of_visible_people_in_a_queue.rb
Link	https://github.com/fartem/leetcode-ruby/blob/master/test/hard/test_1944_number_of_visible_people_in_a_queue.rb
https://leetcode.com	https://leetcode.com
leetcode	https://github.com/topics/leetcode
leetcode-solutions	https://github.com/topics/leetcode-solutions
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Readme	https://github.com/fartem/leetcode-ruby#readme-ov-file
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Activity	https://github.com/fartem/leetcode-ruby/activity
1 star	https://github.com/fartem/leetcode-ruby/stargazers
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