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Title: GitHub - defcon79/algorithms: algorithms playground for common questions · GitHub

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Description: algorithms playground for common questions. Contribute to defcon79/algorithms development by creating an account on GitHub.

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224 Commits	https://github.com/defcon79/algorithms/commits/master/
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src	https://github.com/defcon79/algorithms/tree/master/src
src	https://github.com/defcon79/algorithms/tree/master/src
README.md	https://github.com/defcon79/algorithms/blob/master/README.md
README.md	https://github.com/defcon79/algorithms/blob/master/README.md
decode_ways.rb	https://github.com/defcon79/algorithms/blob/master/decode_ways.rb
decode_ways.rb	https://github.com/defcon79/algorithms/blob/master/decode_ways.rb
move_zeroes.rb	https://github.com/defcon79/algorithms/blob/master/move_zeroes.rb
move_zeroes.rb	https://github.com/defcon79/algorithms/blob/master/move_zeroes.rb
README	https://github.com/defcon79/algorithms
	https://github.com/defcon79/algorithms#algorithms
	https://github.com/defcon79/algorithms#why
Google	https://github.com/sagivo/algorithms/blob/master/src/google-interview-tips.md
Facebook	https://github.com/sagivo/algorithms/blob/master/src/facebook-interview-tips.md
LinkedIn	https://github.com/sagivo/algorithms/blob/master/src/linkedin-interview.md
	https://github.com/defcon79/algorithms#problems
Unique binary search trees	https://leetcode.com/problems/unique-binary-search-trees/description/
click	https://github.com/sagivo/algorithms/blob/master/src/unique_bsts.rb
House Robber	https://leetcode.com/problems/house-robber/description/
click	https://github.com/sagivo/algorithms/blob/master/src/house-robber.rb
Decode Ways	https://leetcode.com/problems/decode-ways
click	https://github.com/sagivo/algorithms/blob/master/src/decode_ways.rb
Coin change	https://leetcode.com/problems/coin-change/description/
click	https://github.com/sagivo/algorithms/blob/master/src/coin-change.rb
Decode Strings	https://leetcode.com/problems/decode-string/description/
click	https://github.com/sagivo/algorithms/blob/master/src/decode_string.rb
Wiggle Subsequence	https://leetcode.com/problems/wiggle-subsequence/description/
click	https://github.com/sagivo/algorithms/blob/master/src/wiggle_subsequence.rb
Binary Tree Side View	https://leetcode.com/problems/binary-tree-right-side-view/description/
click	https://github.com/sagivo/algorithms/blob/master/src/binary_tree_side_view.rb
Unix path	https://leetcode.com/problems/simplify-path/description/
click	https://github.com/sagivo/algorithms/blob/master/src/simplify_path.rb
Array Product	https://leetcode.com/problems/product-of-array-except-self/description/
click	https://github.com/sagivo/algorithms/blob/master/src/product-of-array.rb
Top K Frequent Elements	https://leetcode.com/problems/top-k-frequent-elements/description/
click	https://github.com/sagivo/algorithms/blob/master/src/top-k-elements.rb
Sum 4 arrays	https://leetcode.com/problems/4sum-ii/description/
click	https://github.com/sagivo/algorithms/blob/master/src/4-sum.rb
Reverse Linked List	https://leetcode.com/problems/reverse-linked-list/description/
click	https://github.com/sagivo/algorithms/blob/master/src/reverse-linked-list.rb
Reverse String In-place	https://leetcode.com/problems/reverse-string/description/
click	https://github.com/sagivo/algorithms/blob/master/src/reverse-string-inplace.rb
Symmetric Tree	https://leetcode.com/problems/symmetric-tree/
click	https://github.com/sagivo/algorithms/blob/master/src/mirror.rb
Dijkstra's shortest path between two nodes	https://en.wikipedia.org/wiki/Dijkstra%27s_algorithm
click	https://github.com/sagivo/algorithms/blob/master/src/dijkstra.rb
Kruskal's minimum spanning tree algorithm	http://en.wikipedia.org/wiki/Kruskal%27s_algorithm
click	https://github.com/sagivo/algorithms/blob/master/src/kruskal.rb
Find the square root of a number	https://en.wikipedia.org/wiki/Newton%27s_method
click	https://github.com/sagivo/algorithms/blob/master/src/sq_root.rb
Add two binary numbers	https://leetcode.com/problems/add-binary/description/
click	https://github.com/sagivo/algorithms/blob/master/src/add_binary.rb
Binary search	https://en.wikipedia.org/wiki/Binary_search_algorithm
click	https://github.com/sagivo/algorithms/blob/master/src/binary_search.rb
Longest increasing subsequence	http://en.wikipedia.org/wiki/Longest_increasing_subsequence
click	https://github.com/sagivo/algorithms/blob/master/src/longest_increasing_subsequence.rb
Find all permutations of array	https://en.wikipedia.org/wiki/Permutation
click	https://github.com/sagivo/algorithms/blob/master/src/permutations.rb
Finding all combinations of well-formed brackets	http://stackoverflow.com/questions/727707/finding-all-combinations-of-well-formed-brackets
click	https://github.com/sagivo/algorithms/blob/master/src/brackets_combinations.rb
Finding the powerset of a set	http://en.wikipedia.org/wiki/Power_set
click	https://github.com/sagivo/algorithms/blob/master/src/powerset.rb
Game of life	https://en.wikipedia.org/wiki/Conway%27s_Game_of_Life
click	https://github.com/sagivo/algorithms/blob/master/src/game_of_life.rb
click	https://github.com/sagivo/algorithms/blob/master/src/join_sets.rb
count and say	https://leetcode.com/problems/count-and-say/
click	https://github.com/sagivo/algorithms/blob/master/src/count_and_say.rb
Telephone number to words	http://www.mobilefish.com/services/phonenumber_words/phonenumber_words.php
click	https://github.com/sagivo/algorithms/blob/master/src/phone.rb
Maximum contiguous subarray	https://leetcode.com/problems/maximum-subarray
click	https://github.com/sagivo/algorithms/blob/master/src/max_subarray.rb
Find the smallest biggest number that has the same digits	http://stackoverflow.com/questions/9368205/given-a-number-find-the-next-higher-number-which-has-the-exact-same-set-of-digi
click	https://github.com/sagivo/algorithms/blob/master/src/bigger_num_with_same_digits.rb
Find the minimum insertions needed to make a word palindrome	http://www.geeksforgeeks.org/dynamic-programming-set-28-minimum-insertions-to-form-a-palindrome/
click	https://github.com/sagivo/algorithms/blob/master/src/min_insertions_for_palindrome.rb
String matching - Knuth Morris Pratt algorithm KMP	http://en.wikipedia.org/wiki/Knuth%E2%80%93Morris%E2%80%93Pratt_algorithm
click	https://github.com/sagivo/algorithms/blob/master/src/kmp.rb
Balanced Parentheses	http://stackoverflow.com/questions/14930073/how-to-check-if-a-string-is-balanced
click	https://github.com/sagivo/algorithms/blob/master/src/balanced_parentheses.rb
Quicksort algorithm	http://en.wikipedia.org/wiki/Quicksort
click	https://github.com/sagivo/algorithms/blob/master/src/quicksort.rb
Mergesort algorithm	https://en.wikipedia.org/wiki/Merge_sort
click	https://github.com/sagivo/algorithms/blob/master/src/merge_sort.rb
Max Stocks Profit	https://leetcode.com/problems/best-time-to-buy-and-sell-stock/
click	https://github.com/sagivo/algorithms/blob/master/src/stocks.rb
Countingsort algorithm	http://en.wikipedia.org/wiki/Counting_sort
click	https://github.com/sagivo/algorithms/blob/master/src/counting_sort.rb
Shellsort algorithm	http://en.wikipedia.org/wiki/Shellsort
click	https://github.com/sagivo/algorithms/blob/master/src/shell_sort.rb
Knapsack problem	http://en.wikipedia.org/wiki/Knapsack_problem
click	https://github.com/sagivo/algorithms/blob/master/src/knapsack.rb
click	https://github.com/sagivo/algorithms/blob/master/src/knapsack2.rb
Move Zeroes	https://leetcode.com/problems/move-zeroes
click	https://github.com/sagivo/algorithms/blob/master/src/move_zeroes.rb
Longest common subsequence problem	https://en.wikipedia.org/wiki/Longest_common_subsequence_problem
click	https://github.com/sagivo/algorithms/blob/master/src/longest_common_subsequence.rb
click	https://github.com/sagivo/algorithms/blob/master/src/longest_increasing_subsequence.rb
Monty Hall Problem	https://en.wikipedia.org/wiki/Monty_hall_problem
click	https://github.com/sagivo/algorithms/blob/master/src/monty_hall.rb
Eucliden and Extended Eucliden algorithm	http://en.wikipedia.org/wiki/Extended_Euclidean_algorithm
click	https://github.com/sagivo/algorithms/blob/master/src/gcd.rb
click	https://github.com/sagivo/algorithms/blob/master/src/sugget_index_in_array.rb
Range minimum query sparse table algorithm	http://en.wikipedia.org/wiki/Range_minimum_query
click	https://github.com/sagivo/algorithms/blob/master/src/rmq.rb
Insertion Sort	https://en.wikipedia.org/wiki/Insertion_sort
click	https://github.com/sagivo/algorithms/blob/master/src/insertion_sort.rb
Towers of Hanoi using Stack	https://en.wikipedia.org/wiki/Tower_of_Hanoi
click	https://github.com/defcon79/algorithms/blob/master/blob/master/src/towers_of_hanoi_with_stack.rb
Tarjan's strongly connected components finder	https://en.wikipedia.org/wiki/Tarjan%27s_strongly_connected_components_algorithm
click	https://github.com/sagivo/algorithms/blob/master/src/tarjan.rb
	https://github.com/defcon79/algorithms#how
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