René's URL Explorer Experiment

Title: GitHub - violetpod/interactive-coding-challenges: 120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards. · GitHub

Open Graph Title: GitHub - violetpod/interactive-coding-challenges: 120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

X Title: GitHub - violetpod/interactive-coding-challenges: 120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

Description: 120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards. - violetpod/interactive-coding-challenges

Open Graph Description: 120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards. - violetpod/interactive-coding-challenges

X Description: 120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards. - violetpod/interactive-coding-challenges

Opengraph URL: https://github.com/violetpod/interactive-coding-challenges

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository
route-controller	files
route-action	disambiguate
fetch-nonce	v2:3f80aaee-e88b-9d72-1ddb-fa7eaaabc3fa
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	D6B2:1ABD8E:E827FC:12F5BF4:6A5C3740
html-safe-nonce	e32910784601fbf9df00b559cab0ea00cc1da3268c5a55a3b9f0e205f1ed2729
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJENkIyOjFBQkQ4RTpFODI3RkM6MTJGNUJGNDo2QTVDMzc0MCIsInZpc2l0b3JfaWQiOiI0OTg1MDA2NTE0NjEwMzg2NzUyIiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmac	e1dc5a5d002dc24541c4915f8cbf624c80cc98deace8ad56e6390d4b4d573d72
hovercard-subject-tag	repository:182853647
github-keyboard-shortcuts	repository,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	//
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/violetpod/interactive-coding-challenges
twitter:image	https://opengraph.githubassets.com/e46079f9584243c22c0b8a75abb5ab13742e490900e645d81ef32999c951660e/violetpod/interactive-coding-challenges
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/e46079f9584243c22c0b8a75abb5ab13742e490900e645d81ef32999c951660e/violetpod/interactive-coding-challenges
og:image:alt	120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards. - violetpod/interactive-coding-challenges
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	5290d7e14309ad1e76106a9c4237bd1041517e83ea182c8ab756752cb0c6940b
turbo-cache-control	no-cache
go-import	github.com/violetpod/interactive-coding-challenges git https://github.com/violetpod/interactive-coding-challenges.git
octolytics-dimension-user_id	4022159
octolytics-dimension-user_login	violetpod
octolytics-dimension-repository_id	182853647
octolytics-dimension-repository_nwo	violetpod/interactive-coding-challenges
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	true
octolytics-dimension-repository_parent_id	34757182
octolytics-dimension-repository_parent_nwo	donnemartin/interactive-coding-challenges
octolytics-dimension-repository_network_root_id	34757182
octolytics-dimension-repository_network_root_nwo	donnemartin/interactive-coding-challenges
turbo-body-classes	logged-out env-production page-responsive
disable-turbo	false
browser-stats-url	https://api.github.com/_private/browser/stats
browser-errors-url	https://api.github.com/_private/browser/errors
release	9c975978430e9ad293956f2bbdaf153b1bd84a99
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/violetpod/interactive-coding-challenges#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fvioletpod%2Finteractive-coding-challenges
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
MCP RegistryNewIntegrate external tools	https://github.com/mcp
ActionsAutomate any workflow	https://github.com/features/actions
CodespacesInstant dev environments	https://github.com/features/codespaces
IssuesPlan and track work	https://github.com/features/issues
Code ReviewManage code changes	https://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilities	https://github.com/security/advanced-security
Code securitySecure your code as you build	https://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they start	https://github.com/security/advanced-security/secret-protection
Why GitHub	https://github.com/why-github
Documentation	https://docs.github.com
Blog	https://github.blog
Changelog	https://github.blog/changelog
Marketplace	https://github.com/marketplace
View all features	https://github.com/features
Enterprises	https://github.com/enterprise
Small and medium teams	https://github.com/team
Startups	https://github.com/enterprise/startups
Nonprofits	https://github.com/solutions/industry/nonprofits
App Modernization	https://github.com/solutions/use-case/app-modernization
DevSecOps	https://github.com/solutions/use-case/devsecops
DevOps	https://github.com/solutions/use-case/devops
CI/CD	https://github.com/solutions/use-case/ci-cd
View all use cases	https://github.com/solutions/use-case
Healthcare	https://github.com/solutions/industry/healthcare
Financial services	https://github.com/solutions/industry/financial-services
Manufacturing	https://github.com/solutions/industry/manufacturing
Government	https://github.com/solutions/industry/government
View all industries	https://github.com/solutions/industry
View all solutions	https://github.com/solutions
AI	https://github.com/resources/articles?topic=ai
Software Development	https://github.com/resources/articles?topic=software-development
DevOps	https://github.com/resources/articles?topic=devops
Security	https://github.com/resources/articles?topic=security
View all topics	https://github.com/resources/articles
Customer stories	https://github.com/customer-stories
Events & webinars	https://github.com/resources/events
Ebooks & reports	https://github.com/resources/whitepapers
Business insights	https://github.com/solutions/executive-insights
GitHub Skills	https://skills.github.com
Documentation	https://docs.github.com
Customer support	https://support.github.com
Community forum	https://github.com/orgs/community/discussions
Trust center	https://github.com/trust-center
Partners	https://github.com/partners
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
Archive Program	https://archiveprogram.github.com
Topics	https://github.com/topics
Trending	https://github.com/trending
Collections	https://github.com/collections
Enterprise platformAI-powered developer platform	https://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security features	https://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI features	https://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 support	https://github.com/enterprise/premium-support
Pricing	https://github.com/pricing
Search syntax tips	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentation	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fvioletpod%2Finteractive-coding-challenges
Sign up	https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E&source=header-repo&source_repo=violetpod%2Finteractive-coding-challenges
Reload	https://github.com/violetpod/interactive-coding-challenges
Reload	https://github.com/violetpod/interactive-coding-challenges
Reload	https://github.com/violetpod/interactive-coding-challenges
violetpod	https://github.com/violetpod
interactive-coding-challenges	https://github.com/violetpod/interactive-coding-challenges
donnemartin/interactive-coding-challenges	https://github.com/donnemartin/interactive-coding-challenges
Notifications	https://github.com/login?return_to=%2Fvioletpod%2Finteractive-coding-challenges
Fork 0	https://github.com/login?return_to=%2Fvioletpod%2Finteractive-coding-challenges
Star 0	https://github.com/login?return_to=%2Fvioletpod%2Finteractive-coding-challenges
Code	https://github.com/violetpod/interactive-coding-challenges
Pull requests 0	https://github.com/violetpod/interactive-coding-challenges/pulls
Actions	https://github.com/violetpod/interactive-coding-challenges/actions
Projects	https://github.com/violetpod/interactive-coding-challenges/projects
Security and quality 0	https://github.com/violetpod/interactive-coding-challenges/security
Insights	https://github.com/violetpod/interactive-coding-challenges/pulse
Code	https://github.com/violetpod/interactive-coding-challenges
Pull requests	https://github.com/violetpod/interactive-coding-challenges/pulls
Actions	https://github.com/violetpod/interactive-coding-challenges/actions
Projects	https://github.com/violetpod/interactive-coding-challenges/projects
Security and quality	https://github.com/violetpod/interactive-coding-challenges/security
Insights	https://github.com/violetpod/interactive-coding-challenges/pulse
	https://github.com/violetpod/interactive-coding-challenges
Branches	https://github.com/violetpod/interactive-coding-challenges/branches
Tags	https://github.com/violetpod/interactive-coding-challenges/tags
	https://github.com/violetpod/interactive-coding-challenges/branches
	https://github.com/violetpod/interactive-coding-challenges/tags
775 Commits	https://github.com/violetpod/interactive-coding-challenges/commits/master/
	https://github.com/violetpod/interactive-coding-challenges/commits/master/
anki_cards	https://github.com/violetpod/interactive-coding-challenges/tree/master/anki_cards
anki_cards	https://github.com/violetpod/interactive-coding-challenges/tree/master/anki_cards
arrays_strings	https://github.com/violetpod/interactive-coding-challenges/tree/master/arrays_strings
arrays_strings	https://github.com/violetpod/interactive-coding-challenges/tree/master/arrays_strings
bit_manipulation	https://github.com/violetpod/interactive-coding-challenges/tree/master/bit_manipulation
bit_manipulation	https://github.com/violetpod/interactive-coding-challenges/tree/master/bit_manipulation
graphs_trees	https://github.com/violetpod/interactive-coding-challenges/tree/master/graphs_trees
graphs_trees	https://github.com/violetpod/interactive-coding-challenges/tree/master/graphs_trees
images	https://github.com/violetpod/interactive-coding-challenges/tree/master/images
images	https://github.com/violetpod/interactive-coding-challenges/tree/master/images
linked_lists	https://github.com/violetpod/interactive-coding-challenges/tree/master/linked_lists
linked_lists	https://github.com/violetpod/interactive-coding-challenges/tree/master/linked_lists
math_probability	https://github.com/violetpod/interactive-coding-challenges/tree/master/math_probability
math_probability	https://github.com/violetpod/interactive-coding-challenges/tree/master/math_probability
online_judges	https://github.com/violetpod/interactive-coding-challenges/tree/master/online_judges
online_judges	https://github.com/violetpod/interactive-coding-challenges/tree/master/online_judges
recursion_dynamic	https://github.com/violetpod/interactive-coding-challenges/tree/master/recursion_dynamic
recursion_dynamic	https://github.com/violetpod/interactive-coding-challenges/tree/master/recursion_dynamic
sorting_searching	https://github.com/violetpod/interactive-coding-challenges/tree/master/sorting_searching
sorting_searching	https://github.com/violetpod/interactive-coding-challenges/tree/master/sorting_searching
stacks_queues	https://github.com/violetpod/interactive-coding-challenges/tree/master/stacks_queues
stacks_queues	https://github.com/violetpod/interactive-coding-challenges/tree/master/stacks_queues
staging	https://github.com/violetpod/interactive-coding-challenges/tree/master/staging
staging	https://github.com/violetpod/interactive-coding-challenges/tree/master/staging
templates	https://github.com/violetpod/interactive-coding-challenges/tree/master/templates
templates	https://github.com/violetpod/interactive-coding-challenges/tree/master/templates
.gitattributes	https://github.com/violetpod/interactive-coding-challenges/blob/master/.gitattributes
.gitattributes	https://github.com/violetpod/interactive-coding-challenges/blob/master/.gitattributes
.gitignore	https://github.com/violetpod/interactive-coding-challenges/blob/master/.gitignore
.gitignore	https://github.com/violetpod/interactive-coding-challenges/blob/master/.gitignore
CONTRIBUTING.md	https://github.com/violetpod/interactive-coding-challenges/blob/master/CONTRIBUTING.md
CONTRIBUTING.md	https://github.com/violetpod/interactive-coding-challenges/blob/master/CONTRIBUTING.md
LICENSE	https://github.com/violetpod/interactive-coding-challenges/blob/master/LICENSE
LICENSE	https://github.com/violetpod/interactive-coding-challenges/blob/master/LICENSE
README.md	https://github.com/violetpod/interactive-coding-challenges/blob/master/README.md
README.md	https://github.com/violetpod/interactive-coding-challenges/blob/master/README.md
__init__.py	https://github.com/violetpod/interactive-coding-challenges/blob/master/__init__.py
__init__.py	https://github.com/violetpod/interactive-coding-challenges/blob/master/__init__.py
requirements.txt	https://github.com/violetpod/interactive-coding-challenges/blob/master/requirements.txt
requirements.txt	https://github.com/violetpod/interactive-coding-challenges/blob/master/requirements.txt
README	https://github.com/violetpod/interactive-coding-challenges
Contributing	https://github.com/violetpod/interactive-coding-challenges
License	https://github.com/violetpod/interactive-coding-challenges
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/cover_challenge.gif
	https://github.com/violetpod/interactive-coding-challenges#interactive-coding-challenges
Anki flashcards	https://github.com/violetpod/interactive-coding-challenges#anki-flashcards-coding-and-design
incremental hints	https://github.com/donnemartin/interactive-coding-challenges/issues/22
data structures	https://github.com/violetpod/interactive-coding-challenges#reference-implementations-data-structures
algorithms	https://github.com/violetpod/interactive-coding-challenges#reference-implementations-algorithms
	https://github.com/violetpod/interactive-coding-challenges#challenge-solutions
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/cover_solution.gif
	https://github.com/violetpod/interactive-coding-challenges#anki-flashcards-coding-and-design
	https://camo.githubusercontent.com/eadf7c289043e2a8eba723435707e7bc93253d4edd09d50172c537a7e4ca98aa/687474703a2f2f692e696d6775722e636f6d2f6234597441454e2e706e67
Anki flashcard deck	https://apps.ankiweb.net/
Coding deck	https://github.com/violetpod/interactive-coding-challenges/blob/master/anki_cards/Coding.apkg
	https://github.com/violetpod/interactive-coding-challenges#design-resource-the-system-design-primer
	https://camo.githubusercontent.com/a619cd685d679e317084a641ebcd0e281baae2fc117392dea9babc331654cf95/687474703a2f2f692e696d6775722e636f6d2f7a6443416b42332e706e67
The System Design Primer	https://github.com/donnemartin/system-design-primer
System design deck	https://github.com/donnemartin/system-design-primer/blob/master/resources/flash_cards/System%20Design.apkg
System design exercises deck	https://github.com/donnemartin/system-design-primer/blob/master/resources/flash_cards/System%20Design%20Exercises.apkg
Object oriented design exercises deck	https://github.com/donnemartin/system-design-primer/blob/master/resources/flash_cards/OO%20Design.apkg
	https://camo.githubusercontent.com/e45e39c36eebcc4c66e1aecd4e4145112d8e88e3/687474703a2f2f692e696d6775722e636f6d2f6a6a3341354e382e706e67
	https://github.com/violetpod/interactive-coding-challenges#notebook-structure
	https://github.com/violetpod/interactive-coding-challenges#problem-statement
	https://github.com/violetpod/interactive-coding-challenges#constraints
	https://github.com/violetpod/interactive-coding-challenges#test-cases
	https://github.com/violetpod/interactive-coding-challenges#algorithm
	https://github.com/violetpod/interactive-coding-challenges#hints
incremental hints	https://github.com/donnemartin/interactive-coding-challenges/issues/22
	https://github.com/violetpod/interactive-coding-challenges#code-challenge-implement-me
	https://github.com/violetpod/interactive-coding-challenges#unit-test
	https://github.com/violetpod/interactive-coding-challenges#index
	https://github.com/violetpod/interactive-coding-challenges#challenges-categories
Arrays and Strings	https://github.com/violetpod/interactive-coding-challenges#arrays-and-strings
Linked Lists	https://github.com/violetpod/interactive-coding-challenges#linked-lists
Stacks and Queues	https://github.com/violetpod/interactive-coding-challenges#stacks-and-queues
Graphs and Trees	https://github.com/violetpod/interactive-coding-challenges#graphs-and-trees
Sorting	https://github.com/violetpod/interactive-coding-challenges#sorting
Recursion and Dynamic Programming	https://github.com/violetpod/interactive-coding-challenges#recursion-and-dynamic-programming
Mathematics and Probability	https://github.com/violetpod/interactive-coding-challenges#mathematics-and-probability
Bit Manipulation	https://github.com/violetpod/interactive-coding-challenges#bit-manipulation
Online Judges	https://github.com/violetpod/interactive-coding-challenges#online-judges
System Design	https://github.com/donnemartin/system-design-primer#system-design-interview-questions-with-solutions
Object Oriented Design	https://github.com/donnemartin/system-design-primer#object-oriented-design-interview-questions-with-solutions
	https://github.com/violetpod/interactive-coding-challenges#reference-implementations-data-structures
Linked List	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/linked_list/linked_list_solution.ipynb
Stack	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack/stack_solution.ipynb
Queue	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_list/queue_list_solution.ipynb
Binary Search Tree	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst/bst_solution.ipynb
Graph	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph/graph_solution.ipynb
Min Heap	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/min_heap/min_heap_solution.ipynb
Trie	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/trie/trie_solution.ipynb
Priority Queue	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/priority_queue/priority_queue_solution.ipynb
Hash Map	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/hash_map/hash_map_solution.ipynb
	https://github.com/violetpod/interactive-coding-challenges#reference-implementations-algorithms
Selection Sort	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/selection_sort/selection_sort_solution.ipynb
Insertion Sort	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/insertion_sort/insertion_sort_solution.ipynb
Quick Sort	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/quick_sort/quick_sort_solution.ipynb
Merge Sort	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/merge_sort/merge_sort_solution.ipynb
Radix Sort	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/radix_sort/radix_sort_solution.ipynb
Topological Sort	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_build_order/build_order_solution.ipynb
Tree Depth-First Search (Pre-, In-, Post-Order)	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_dfs/dfs_solution.ipynb
Tree Breadth-First Search	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_bfs/bfs_solution.ipynb
Graph Depth-First Search	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_dfs/dfs_solution.ipynb
Graph Breadth-First Search	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_bfs/bfs_solution.ipynb
Dijkstra's Shortest Path	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_shortest_path/graph_shortest_path_solution.ipynb
Unweighted Graph Shortest Path	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_shortest_path_unweighted/shortest_path_solution.ipynb
Knapsack 0/1	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/knapsack_01/knapsack_solution.ipynb
Knapsack Unbounded	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/knapsack_unbounded/knapsack_unbounded_solution.ipynb
Sieve of Eratosthenes	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/generate_primes/check_prime_solution.ipynb
	https://github.com/violetpod/interactive-coding-challenges#reference-implementations-todo
A*	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Bellman-Ford	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Bloom Filter	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Convex Hull	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Fisher-Yates Shuffle	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Kruskal's	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Max Flow	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Prim's	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Rabin-Karp	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Traveling Salesman	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Union Find	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://github.com/violetpod/interactive-coding-challenges#installing-and-running-challenges
Repo Structure	https://github.com/violetpod/interactive-coding-challenges#repo-structure
Notebook Installation	https://github.com/violetpod/interactive-coding-challenges#notebook-installation
Nose Installation	https://github.com/violetpod/interactive-coding-challenges#nose-installation
Running Challenges	https://github.com/violetpod/interactive-coding-challenges#running-challenges
	https://github.com/violetpod/interactive-coding-challenges#misc
Contributing	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Credits	https://github.com/violetpod/interactive-coding-challenges#credits
Contact Info	https://github.com/violetpod/interactive-coding-challenges#contact-info
License	https://github.com/violetpod/interactive-coding-challenges#license
	https://github.com/violetpod/interactive-coding-challenges#challenges
Image Credits	https://github.com/violetpod/interactive-coding-challenges#credits
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/arrays_nltk.png
	https://github.com/violetpod/interactive-coding-challenges#arrays-and-strings
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/unique_chars/unique_chars_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/unique_chars/unique_chars_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/permutation/permutation_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/permutation/permutation_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/rotation/rotation_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/rotation/rotation_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/compress/compress_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/compress/compress_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/reverse_string/reverse_string_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/reverse_string/reverse_string_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/str_diff/str_diff_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/str_diff/str_diff_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/two_sum/two_sum_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/two_sum/two_sum_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/hash_map/hash_map_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/hash_map/hash_map_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/fizz_buzz/fizz_buzz_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/fizz_buzz/fizz_buzz_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/linked_lists_wikipedia.png
	https://github.com/violetpod/interactive-coding-challenges#linked-lists
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/remove_duplicates/remove_duplicates_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/remove_duplicates/remove_duplicates_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/kth_to_last_elem/kth_to_last_elem_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/kth_to_last_elem/kth_to_last_elem_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/delete_mid/delete_mid_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/delete_mid/delete_mid_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/partition/partition_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/partition/partition_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/add_reverse/add_reverse_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/add_reverse/add_reverse_solution.ipynb
Challenge	http://nbviewer.jupyter.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/find_loop_start/find_loop_start_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/find_loop_start/find_loop_start_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/palindrome/palindrome_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/palindrome/palindrome_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/linked_list/linked_list_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/linked_lists/linked_list/linked_list_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/stack_queue_wikipedia.png
	https://github.com/violetpod/interactive-coding-challenges#stacks-and-queues
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/n_stacks/n_stacks_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/n_stacks/n_stacks_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack_min/stack_min_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack_min/stack_min_solution.ipynb
Challenge	http://nbviewer.jupyter.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/set_of_stacks/set_of_stacks_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/set_of_stacks/set_of_stacks_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_from_stacks/queue_from_stacks_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_from_stacks/queue_from_stacks_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/sort_stack/sort_stack_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/sort_stack/sort_stack_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack/stack_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack/stack_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_list/queue_list_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_list/queue_list_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/priority_queue/priority_queue_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/arrays_strings/priority_queue/priority_queue_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/binary_tree_wikipedia.png
	https://github.com/violetpod/interactive-coding-challenges#graphs-and-trees
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_dfs/dfs_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_dfs/dfs_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_bfs/bfs_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_bfs/bfs_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_height/height_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_height/height_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_min/bst_min_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_min/bst_min_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_level_lists/tree_level_lists_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_level_lists/tree_level_lists_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/check_balance/check_balance_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/check_balance/check_balance_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_validate/bst_validate_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_validate/bst_validate_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_successor/bst_successor_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_successor/bst_successor_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_second_largest/bst_second_largest_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst_second_largest/bst_second_largest_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_lca/tree_lca_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/tree_lca/tree_lca_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/invert_tree/invert_tree_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/invert_tree/invert_tree_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst/bst_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/bst/bst_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/min_heap/min_heap_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/min_heap/min_heap_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/trie/trie_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/trie/trie_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_dfs/dfs_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_dfs/dfs_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_bfs/bfs_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_bfs/bfs_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_path_exists/path_exists_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_path_exists/path_exists_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph/graph_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph/graph_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_build_order/build_order_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_build_order/build_order_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_shortest_path/graph_shortest_path_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_shortest_path/graph_shortest_path_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_shortest_path_unweighted/shortest_path_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/graphs_trees/graph_shortest_path_unweighted/shortest_path_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://camo.githubusercontent.com/4dcdf71bcdf1172c4f5cfc18e3e8d04efe40064f9482a700a65fcfc02b4e0151/68747470733a2f2f75706c6f61642e77696b696d656469612e6f72672f77696b6970656469612f636f6d6d6f6e732f362f36612f536f7274696e675f717569636b736f72745f616e696d2e676966
	https://github.com/violetpod/interactive-coding-challenges#sorting
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/selection_sort/selection_sort_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/selection_sort/selection_sort_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/insertion_sort/insertion_sort_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/insertion_sort/insertion_sort_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/quick_sort/quick_sort_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/quick_sort/quick_sort_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/merge_sort/merge_sort_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/merge_sort/merge_sort_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/radix_sort/radix_sort_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/radix_sort/radix_sort_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/anagrams/anagrams_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/anagrams/anagrams_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/rotated_array_search/rotated_array_search_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/rotated_array_search/rotated_array_search_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/search_sorted_matrix/search_sorted_matrix_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/search_sorted_matrix/search_sorted_matrix_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/new_int/new_int_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/new_int/new_int_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/merge_into/merge_into_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/sorting_searching/merge_into/merge_into_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/fibonacci_wikipedia.png
	https://github.com/violetpod/interactive-coding-challenges#recursion-and-dynamic-programming
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/fibonacci/fibonacci_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/fibonacci/fibonacci_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/knapsack_01/knapsack_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/knapsack_01/knapsack_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/knapsack_unbounded/knapsack_unbounded_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/knapsack_unbounded/knapsack_unbounded_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/longest_common_subsequence/longest_common_subseq_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/longest_common_subsequence/longest_common_subseq_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/longest_inc_subseq/longest_inc_subseq_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/longest_inc_subseq/longest_inc_subseq_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/matrix_mult/find_min_cost_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/matrix_mult/find_min_cost_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/max_profit_k/max_profit_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/max_profit_k/max_profit_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/coin_change_min/coin_change_min_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/coin_change_min/coin_change_min_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/coin_change/coin_change_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/coin_change/coin_change_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/n_pairs_parentheses/n_pairs_parentheses_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/n_pairs_parentheses/n_pairs_parentheses_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/grid_path/grid_path_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/grid_path/grid_path_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/power_set/power_set_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/power_set/power_set_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/permutations/permutations_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/permutations/permutations_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/magic_index/magic_index_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/magic_index/magic_index_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/steps/steps_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/steps/steps_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/hanoi/hanoi_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/hanoi/hanoi_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/probability_distribution_wikipedia.png
	https://github.com/violetpod/interactive-coding-challenges#mathematics-and-probability
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/generate_primes/check_prime_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/generate_primes/check_prime_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/add_digits/add_digits_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/add_digits/add_digits_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/math_ops/math_ops_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/math_ops/math_ops_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/power_two/power_two_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/power_two/power_two_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/sum_two/sum_two_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/sum_two/sum_two_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/sub_two/sub_two_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/math_probability/sub_two/sub_two_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/bit_manipulation_wikipedia.png
	https://github.com/violetpod/interactive-coding-challenges#bit-manipulation
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/bit/bit_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/bit/bit_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/bits_to_flip/bits_to_flip_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/bits_to_flip/bits_to_flip_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/draw_line/draw_line_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/draw_line/draw_line_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/flip_bit/flip_bit_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/flip_bit/flip_bit_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/get_next/get_next_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/get_next/get_next_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/insert_m_into_n/insert_m_into_n_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/insert_m_into_n/insert_m_into_n_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/pairwise_swap/pairwise_swap_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/pairwise_swap/pairwise_swap_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/print_binary/print_binary_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/bit_manipulation/print_binary/print_binary_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://raw.githubusercontent.com/donnemartin/interactive-coding-challenges/master/images/logo_topcoder.png
	https://github.com/violetpod/interactive-coding-challenges#online-judges
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/longest_substr_k_distinct/longest_substr_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/longest_substr_k_distinct/longest_substr_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/prod_three/prod_three_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/prod_three/prod_three_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/max_profit/max_profit_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/max_profit/max_profit_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/move_zeroes/move_zeroes_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/move_zeroes/move_zeroes_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/mult_other_numbers/mult_other_numbers_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/mult_other_numbers/mult_other_numbers_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/busiest_period/busiest_period_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/busiest_period/busiest_period_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/island_perimeter/island_perimeter_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/island_perimeter/island_perimeter_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/license_key/format_license_key_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/license_key/format_license_key_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/longest_abs_file_path/longest_path_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/longest_abs_file_path/longest_path_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/merge_ranges/merge_ranges_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/merge_ranges/merge_ranges_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/assign_cookies/assign_cookies_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/assign_cookies/assign_cookies_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/nim/nim_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/nim/nim_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/ransom_note/ransom_note_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/ransom_note/ransom_note_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/sentence_screen_fit/sentence_screen_fit_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/sentence_screen_fit/sentence_screen_fit_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/utopian_tree/utopian_tree_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/utopian_tree/utopian_tree_solution.ipynb
Challenge	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/maximizing_xor/maximizing_xor_challenge.ipynb
Solution	http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/online_judges/maximizing_xor/maximizing_xor_solution.ipynb
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
Contribute	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://github.com/violetpod/interactive-coding-challenges#repo-structure
	https://github.com/violetpod/interactive-coding-challenges#notebook-installation
	https://github.com/violetpod/interactive-coding-challenges#jupyter-notebook
dev-setup	https://github.com/donnemartin/dev-setup
here	http://ipython.org/install.html
here	http://ipython.org/notebook.html
	https://github.com/violetpod/interactive-coding-challenges#nose-tests
here	https://nose.readthedocs.org/en/latest/
	https://github.com/violetpod/interactive-coding-challenges#running-challenges
	https://github.com/violetpod/interactive-coding-challenges#notebooks
Notebook Installation	https://github.com/violetpod/interactive-coding-challenges#notebook-installation
nbviewer	http://nbviewer.ipython.org
ticket	https://github.com/donnemartin/interactive-coding-challenges/issues/11
Contributing Guidelines	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://github.com/violetpod/interactive-coding-challenges#future-development
40+ supported languages	https://github.com/ipython/ipython/wiki/IPython-kernels-for-other-languages
Contributions	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://github.com/violetpod/interactive-coding-challenges#contributing
Contributing Guidelines	https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md
	https://github.com/violetpod/interactive-coding-challenges#credits
	https://github.com/violetpod/interactive-coding-challenges#resources
Cracking the Coding Interview	http://www.amazon.com/Cracking-Coding-Interview-Programming-Questions/dp/098478280X
GitHub Solutions	https://github.com/gaylemcd/ctci
Programming Interviews Exposed	http://www.amazon.com/gp/product/1118261364/
The Algorithm Design Manual	http://www.amazon.com/Algorithm-Design-Manual-Steve-Skiena/dp/0387948600
Solutions	http://www.algorithm.cs.sunysb.edu/algowiki/index.php/The_Algorithms_Design_Manual_(Second_Edition)
CareerCup	http://www.careercup.com/
Quora	http://www.quora.com/
HackerRank	https://www.hackerrank.com
LeetCode	https://leetcode.com/
	https://github.com/violetpod/interactive-coding-challenges#images
Arrays and Strings: nltk.org	http://www.nltk.org/images/string-slicing.png
Linked Lists: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/6/6d/Singly-linked-list.svg
Stacks: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/2/29/Data_stack.svg
Queues: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/5/52/Data_Queue.svg
Sorting: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/6/6a/Sorting_quicksort_anim.gif
Recursion and Dynamic Programming: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/b/bf/PascalTriangleFibanacci.svg
Graphs and Trees: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/f/f7/Binary_tree.svg
Mathematics and Probability: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/d/d2/Gaussian_distribution_2.jpg
Bit Manipulation: wikipedia.org	https://upload.wikimedia.org/wikipedia/commons/5/5c/Rotate_left_logically.svg
Online Judges: topcoder.com	https://www.topcoder.com/wp-content/uploads/2014/05/topcoder_logo_home_sm.png
	https://github.com/violetpod/interactive-coding-challenges#contact-info
GitHub page	https://github.com/donnemartin
	https://github.com/violetpod/interactive-coding-challenges#license
Readme	https://github.com/violetpod/interactive-coding-challenges#readme-ov-file
View license	https://github.com/violetpod/interactive-coding-challenges#License-1-ov-file
Contributing	https://github.com/violetpod/interactive-coding-challenges#contributing-ov-file
Please reload this page	https://github.com/violetpod/interactive-coding-challenges
Activity	https://github.com/violetpod/interactive-coding-challenges/activity
0 forks	https://github.com/violetpod/interactive-coding-challenges/forks
Report repository	https://github.com/contact/report-content?content_url=https%3A%2F%2Fgithub.com%2Fvioletpod%2Finteractive-coding-challenges&report=violetpod+%28user%29
Releases	https://github.com/violetpod/interactive-coding-challenges/releases
Packages 0	https://github.com/users/violetpod/packages?repo_name=interactive-coding-challenges
Please reload this page	https://github.com/violetpod/interactive-coding-challenges
Contributors	https://github.com/violetpod/interactive-coding-challenges/graphs/contributors
Please reload this page	https://github.com/violetpod/interactive-coding-challenges
	https://github.com
Terms	https://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacy	https://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Security	https://github.com/security
Status	https://www.githubstatus.com/
Community	https://github.community/
Docs	https://docs.github.com/
Contact	https://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.