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Author SHA1 Message Date
Donne Martin b109b6f8cc Simplified challenge coding and unit tests by working with the node directly as opposed to node.id or node.data, which is more natural when writing coding challenges. 2015-08-05 06:14:44 -04:00
Donne Martin 1c5f34eb3e Added graph path exists challenge. 2015-08-05 05:49:41 -04:00
Donne Martin 74d25491ca Tweaked ordering of graph and bst challenges. 2015-08-05 05:47:02 -04:00
Donne Martin 25eaf0224a Simplified check to determine if there are items in the queue. 2015-08-05 05:45:30 -04:00
Donne Martin 370ceaf414 Simplified check to determine if there are items in the queue. 2015-08-05 05:45:02 -04:00
Donne Martin bad87c9f87 Added graph bfs challenge. 2015-08-04 20:02:28 -04:00
Donne Martin 43eb3f84fa Added graph dfs challenge. 2015-08-04 20:01:59 -04:00
Donne Martin bf0c1e927f Renamed the Graph and Trees section header. 2015-08-04 19:56:50 -04:00
Donne Martin bf689c438e Tweaked dfs tree challenge description, specifically noting it for trees since a similar graph challenge is coming. 2015-08-04 19:56:20 -04:00
Donne Martin 07ff8c2770 Tweaked bfs tree challenge description, specifically noting it for trees since a similar graph challenge is coming. 2015-08-04 19:55:55 -04:00
Donne Martin 9d05fa12b2 Tweaked graph challenge description. 2015-08-04 19:50:41 -04:00
Donne Martin 1e5ff4f465 Added results.py, which helps with testing graph and tree problems. 2015-08-04 19:46:22 -04:00
Donne Martin acc72a8b8a Added utils/__init__.py 2015-08-04 19:45:38 -04:00
Donne Martin ab69f7d066 Reworked graph challenge. 2015-08-04 19:37:05 -04:00
Donne Martin 77438319a5 Removed unused import statements, fixed compile error on skeleton challenge code. 2015-08-04 19:36:05 -04:00
Donne Martin 706ccd3256 Reworked tree dfs unit tests. 2015-08-04 19:35:19 -04:00
Donne Martin db798ed6a7 Reworked tree bfs unit tests. 2015-08-04 19:34:54 -04:00
Donne Martin 72e133a96c Reworked bst unit tests. 2015-08-04 19:33:42 -04:00
Donne Martin 9dc4116256 Revised constraints and algorithm. Added comment denoting key/value for each dictionary in the code section. 2015-08-04 08:09:16 -04:00
Donne Martin 91dc014573 Added enum34, which is a better way to create enums in Python 3.4. Package enum34 brings this capability to previous versions of Python. 2015-08-03 06:25:34 -04:00
Donne Martin 92e0318952 Added basic graph implementation challenge. 2015-08-03 06:24:38 -04:00
Donne Martin 9d1a68fb40 Fixed tree height challenge notebook nbviewer link. 2015-08-02 10:54:44 -04:00
Donne Martin 0f55ccf38d Added tree height challenge. 2015-08-02 10:53:35 -04:00
Donne Martin 5df49199b9 Fixed dfs and bfs descriptions as they were swapped in regards to order traversals. 2015-08-02 10:51:31 -04:00
Donne Martin 13d08b80fd Simpilfied depth first search challenge. 2015-08-01 17:48:52 -04:00
Donne Martin 332230c3a1 Simpilfied breadth first search challenge. 2015-08-01 17:48:12 -04:00
Donne Martin 31058abf3a Simpilfied bst challenge. 2015-08-01 17:44:14 -04:00
Donne Martin e55c7ee1c6 Revised dfs challenge to be more self contained for simplicity. 2015-08-01 16:47:41 -04:00
Donne Martin 69f68287e3 Revised bfs challenge to be more self contained for simplicity. 2015-08-01 16:47:29 -04:00
Donne Martin a0b6421f79 Removing bst implementation, tree challenges will be more independent for simplicity. 2015-08-01 16:46:40 -04:00
Donne Martin 4fc25a0a98 Updated solution notebook nbviewer link. 2015-08-01 09:41:28 -04:00
Donne Martin bf5f54dc7b Updated solution notebook nbviewer link. 2015-08-01 09:41:01 -04:00
Donne Martin f672839f7d Updated solution notebook nbviewer link. 2015-08-01 09:40:35 -04:00
Donne Martin 595d905481 Updated template challenge notebook links to solution notebooks. 2015-08-01 09:39:57 -04:00
Donne Martin 11f94f9ba8 Removed mention of queue as those are potential hints in solving the problem. 2015-08-01 09:31:52 -04:00
Donne Martin a20ac9cdf0 Added binary search tree, tree breadth first search, and tree depth first search challenges. 2015-08-01 09:27:53 -04:00
Donne Martin a6cc0f266c Added tree depth first search challenge. 2015-08-01 09:26:28 -04:00
Donne Martin 884d8aca80 Added tree breadth first search challenge. 2015-08-01 09:26:03 -04:00
Donne Martin a6c7f71379 Added binary search tree challenge. 2015-08-01 09:25:14 -04:00
Donne Martin 757eca26f1 Added unit testing utility to redirect print output to help validate some functions. 2015-08-01 09:24:19 -04:00
Donne Martin 33cb8826ad Tweaked section ordering. 2015-08-01 07:11:53 -04:00
Donne Martin 62e54233c6 Tweaked template notebooks. 2015-07-31 18:48:53 -04:00
Donne Martin 691fba5ff9 Fixed coin change nbviewer URLs. 2015-07-28 06:49:34 -04:00
Donne Martin cbe280c00a Fixed coin change nbviewer URLs. 2015-07-28 06:45:51 -04:00
Donne Martin bc02323fb7 Removed shortlink. 2015-07-28 06:44:51 -04:00
Donne Martin 9a3bf24150 Merge pull request #28 from rafadaguiar/master 
Minor phrasing fix on challenge constraints
 2015-07-28 06:39:03 -04:00
Donne Martin d2dbfe7af9 Merge pull request #26 from mrb00l34n/coin-change 
Added Coin Change Ways Problem/Solution
 2015-07-28 06:37:29 -04:00
Donne Martin b89c714448 Moved group_ordered challenge to staging area for further development. 2015-07-22 04:38:37 -04:00
Donne Martin ec00ca65a1 Merge pull request #9 from wdonahoe/master 
Added group_ordered challenge
 2015-07-22 04:35:12 -04:00
Donne Martin 6509ffbde6 Moved reverse words challenge to staging area for further development. 2015-07-22 04:33:23 -04:00
Donne Martin de88fd3508 Moved binary tree challenge to staging area for further development. 2015-07-22 04:32:06 -04:00
Donne Martin 384928150a Merge pull request #25 from mag6367/master 
new challenge: reverse_words and binary search tree
 2015-07-22 04:25:39 -04:00
Donne Martin a488de0787 Added Staging README. 2015-07-22 04:18:48 -04:00
Donne Martin e61334f986 Fixed #24: Added a staging area to place challenges under development. 2015-07-22 04:12:48 -04:00
Donne Martin 9c1926e5cd Updated repo description. 2015-07-22 03:56:27 -04:00
Donne Martin faa37b3b91 Added the dev-setup repo link to the notebook installation section. 2015-07-21 07:36:05 -04:00
Donne Martin 502c4d77e4 Updated pull request section of contributing guidelines. 2015-07-15 05:13:32 -04:00
Donne Martin 81457247fd Added more info about upcoming hints. 2015-07-14 07:36:38 -04:00
Donne Martin 0667df9b03 Fixed #21: Partitioning linked list problem: Does not work if item greater than partition value is to the left. 2015-07-14 07:25:17 -04:00
Donne Martin 35e6cc13d8 Merge branch 'master' of https://github.com/donnemartin/interactive-coding-challenges 
* 'master' of https://github.com/donnemartin/interactive-coding-challenges:
  the 'Two or more elements' test doesn't actually test if the list was sorted properly
 2015-07-14 06:51:20 -04:00
Donne Martin 1d763fd142 Fixed #23: Quicksort unit tests aren't correctly testing the returned value from quick_sort. 2015-07-14 06:50:54 -04:00
Donne Martin 265dd8ef5d Merge pull request #20 from jstnlef/fix-merge-sort-tests 
Fixed the merge sort tests.
 2015-07-14 06:50:14 -04:00
Donne Martin 7826fc45a7 Added note about incremental hints for each challenge notebook, currently under development. 2015-07-14 06:34:44 -04:00
Donne Martin 09d6703b23 Added requirements.txt installation option to README. 2015-07-13 06:53:12 -04:00
Donne Martin d44f44e9e1 Merge pull request #15 from jstnlef/master 
Added a requirements.txt file for ease of installation in a virtualenv
 2015-07-13 06:42:57 -04:00
Donne Martin f47479a7dc Merge pull request #16 from branch 'jstnlef-reverse-linked-is-n' 
* jstnlef-reverse-linked-is-n:
  the Time complexity for reversing a linked list is O(n)
 2015-07-12 06:47:55 -04:00
Donne Martin 4fca5d2dff Merge branch 'reverse-linked-is-n' of git://github.com/jstnlef/interactive-coding-challenges into jstnlef-reverse-linked-is-n 
* 'reverse-linked-is-n' of git://github.com/jstnlef/interactive-coding-challenges:
  the Time complexity for reversing a linked list is O(n)
 2015-07-12 06:46:47 -04:00
Donne Martin b44cb247b7 Fixed #12. Added a note on how to debug with pdb within the notebooks. 2015-07-11 15:48:41 -04:00
Donne Martin 4d6071c3fb Tweaked style guide. 2015-07-11 15:45:51 -04:00
Donne Martin 3712839cc9 Fix #13, PEP8-ify notebooks. 2015-07-11 15:39:59 -04:00
Donne Martin 4566d1a803 Fix #13, PEP8-ify notebooks. 2015-07-11 15:35:34 -04:00
Donne Martin 235b6c5abe Fix #13, PEP8-ify notebooks. 2015-07-11 15:35:22 -04:00
Donne Martin 03f04fbc4c Fix #13, PEP8-ify notebooks. 2015-07-11 15:35:12 -04:00
Donne Martin 04083b2011 Fix #13, PEP8-ify notebooks. 2015-07-11 15:34:52 -04:00
Donne Martin 374d67ff30 Fix #13, PEP8-ify notebooks. 2015-07-11 15:34:14 -04:00
Donne Martin 27c4a4f97c Fixed typo in install instructions. 2015-07-10 09:03:43 -04:00
Donne Martin 3f9e49c028 Fixed #10, added to install instructions for users facing pyzmq issues. 2015-07-10 08:58:59 -04:00
Donne Martin b651eeb86a Fixed #8, tweaked IPython Notebook install instructions section. 2015-07-09 08:29:13 -04:00
Donne Martin da84fc598e Tweaked contributions mention in the Future Development section. 2015-07-07 22:41:40 -04:00
Donne Martin 1dd479fe3d Fixed #7, Broken notebook and nose installation anchor links in README.md. 2015-07-07 22:35:28 -04:00
Donne Martin 824f07821d Followup to previous commit (Added note about contributing new solutions), left in an additional asterisk. 2015-07-07 22:31:30 -04:00
Donne Martin 6487559da9 Added note about contributing new solutions. 2015-07-07 22:28:13 -04:00
Donne Martin e1f7bd3b71 Updated tested versions of Python (2.7 and 3.4) in the future development section. 2015-07-07 22:27:10 -04:00
Donne Martin bec8734aa8 Merge pull request #6 from Ryan-McBride/patch-1 
Fixed typo in Notebooks section
 2015-07-07 22:17:00 -04:00
Donne Martin 910af2864f Merge pull request #5 from harshays/master 
Fixed Fibonacci bug, #1
 2015-07-07 22:12:41 -04:00
Donne Martin a4e270eb37 Fixed broken links in contributing guide. Fixes #4. 2015-07-07 17:33:43 -04:00
Donne Martin 44b73e3367 Tweaked compress challenge to make it more explicit that you should only compress a string if it saves space. Fixes #2. 2015-07-07 17:15:18 -04:00
Donne Martin 6810a9e715 Moved contributing section. 2015-07-07 06:56:10 -04:00
Donne Martin d1c11a2592 Added bit.ly shortcode. 2015-07-07 06:36:37 -04:00
Donne Martin fd85374e52 Updated Credits links. 2015-07-06 07:27:28 -04:00
Donne Martin 629e533695 Updated Credits section. 2015-07-06 07:20:33 -04:00
Donne Martin 82b0e71d3a Updated Installing and Running Challenges sections. 2015-07-06 07:19:26 -04:00
Donne Martin b9ecdece1b Reworked Challenges section. 2015-07-06 07:17:31 -04:00
Donne Martin a95ec4b2d2 Added Future Development and Contributing section. 2015-07-06 07:14:08 -04:00
Donne Martin 2fae05f143 Added Notebook Structure section. 2015-07-06 07:12:48 -04:00
Donne Martin c5328d6333 Added challenge solutions animation. 2015-07-06 07:11:40 -04:00
Donne Martin 869142eede Reworked repo intro discussion. 2015-07-06 07:10:50 -04:00
Donne Martin 25aceaa6e6 Replaced repo animation with demo of challenge notebook. 2015-07-06 07:10:06 -04:00
Donne Martin 5338e59a43 Fixed Python2 vs Python3 division compatibility. 2015-07-06 07:06:50 -04:00
Donne Martin 53f7c0e4d8 Fixed Python2 vs Python3 division compatibility. 2015-07-06 06:58:42 -04:00