111 Commits

Author SHA1 Message Date
Hao Chen
8ace5ed670 New Problem "Dungeon Game" 2015-01-16 00:38:19 +08:00
Hao Chen
fde26df692 New Problem "Binary Search Tree Iterator" 2014-12-31 21:48:42 +08:00
Hao Chen
9804379985 Merge branch 'jakwings-patch' 2014-12-30 22:33:24 +08:00
Hao Chen
0cccc8a64e read some the comments 2014-12-30 22:33:05 +08:00
Jak Wings
7c511ddfe7 avoid unnecessary calculations to speed up 2014-12-30 22:28:24 +08:00
Hao Chen
a54003a598 a bit code optimization to resolve #23 PR 2014-12-30 22:18:35 +08:00
Hao Chen
428777d880 Merge branch 'FreeJoker-patch' 2014-12-30 22:00:55 +08:00
Hao Chen
843db5ce36 update the problem "Balanced Binary Tree" 2014-12-30 22:00:05 +08:00
Hao Chen
7268885dc8 Merge branch 'patch-1' of https://github.com/FreeJoker/leetcode-1 into FreeJoker-patch 2014-12-30 21:52:59 +08:00
Hao Chen
5217f8e505 fix the integer overflow issue 2014-12-30 21:24:47 +08:00
Hao Chen
175976a869 another solution for "Factorial Trailing Zeroes" 2014-12-30 18:01:28 +08:00
Hao Chen
3359f2107b fix integer overflow issue 2014-12-30 17:56:57 +08:00
Hao Chen
f118acb4ee New Problem "Factorial Trailing Zeroes" 2014-12-30 10:13:57 +08:00
Hao Chen
0950d3f2f6 update readme 2014-12-29 21:44:10 +08:00
Hao Chen
878cda2bdb New Problem "Excel Sheet Column Number" 2014-12-29 21:40:44 +08:00
Hao Chen
d38122f7fc New Problem "Two Sum III - Data structure design" 2014-12-29 21:39:57 +08:00
Hao Chen
5d6429d79f add a case to check if the return value is overflowed, and slight optimization 2014-12-29 20:50:57 +08:00
Hao Chen
8099be0c98 fix a bug which passed wrong size to memset() 2014-12-29 19:01:29 +08:00
Hao Chen
3202fed285 update README.md 2014-12-25 11:28:57 +08:00
Hao Chen
2bcb2490c6 New Problem "Two Sum II - Input array is sorted" 2014-12-25 10:37:43 +08:00
Hao Chen
9aa233f795 New Problem "Majority Element" 2014-12-25 10:26:46 +08:00
Hao Chen
9fa4e3f93c New Problem "Excel Sheet Column Title" 2014-12-25 09:55:43 +08:00
Hao Chen
658c790751 typo fixes 2014-12-17 14:08:08 +08:00
Hao Chen
846045ca37 update the new better solution for "Fraction to Recurring Decimal" 2014-12-17 14:04:34 +08:00
Hao Chen
c2484724ce new problems 2014-12-17 00:36:02 +08:00
Hao Chen
ebaeddfd1a New Problem - "Maximum Gap " 2014-12-17 00:29:54 +08:00
Hao Chen
e788521188 New Problem - "Fraction to Recurring Decimal" 2014-12-16 22:58:13 +08:00
Hao Chen
0841287dc5 New Problem - "Compare Version Numbers" 2014-12-16 18:17:59 +08:00
Hao Chen
aeb53c3abd Add notes for "heart" mark in readme 2014-12-11 23:38:37 +08:00
Hao Chen
50e3bc3459 new problem "Missing Ranges" 2014-12-11 23:33:45 +08:00
Hao Chen
94cfacfd9c using int instead of char for the counter map 2014-12-06 09:51:49 +08:00
Hao Chen
e9884b32d2 new problem "Find Peak Element" 2014-12-05 21:39:27 +08:00
Hao Chen
a0dd575318 new problem "One Edit Distance " 2014-12-03 17:51:34 +08:00
Hao Chen
8ad32f6697 Merge branch 'jakwings-patch' 2014-12-01 14:20:26 +08:00
Hao Chen
949acc5421 Merge branch 'patch-3' of https://github.com/jakwings/leetcode into jakwings-patch 2014-12-01 14:19:40 +08:00
Hao Chen
e6fdaded78 new problems 2014-12-01 14:06:40 +08:00
Hao Chen
8d8baaa9ce Merge branch 'jakwings-patch' 2014-11-30 10:41:16 +08:00
Hao Chen
35a7ce76f8 add some comments 2014-11-30 10:40:45 +08:00
Hao Chen
a41e4b396b Merge pull request #37 from gdqyn/master
modify wordSearch.cpp complile error
2014-11-30 10:09:57 +08:00
JOKER
81135fa92f reduce time complexity O(n²) to O(n)
the solution can be optimized by calculating the height in the same recursion  rather than calling a height() function separately.
2014-11-29 18:42:54 +08:00
Jak Wings
be5c0e0c3d Pointers to pointers are very useful for tracking a node. 2014-11-28 18:14:34 +08:00
gdqyn
907b0f3c02 modify wordSearch.cpp complile error 2014-11-26 18:07:43 +08:00
Jak Wings
616f02d7a1 more readable code 2014-11-24 23:11:17 +08:00
Hao Chen
ae1f15ba77 Read N Characters Given Read4 2014-11-20 17:59:45 +08:00
Hao Chen
8711a9ae13 add O(1) space solution for "First Missing Positive" problem. fixed #19 2014-11-20 16:27:09 +08:00
Hao Chen
0d1d25f86e improve the comments (resolves #29) 2014-11-20 11:17:33 +08:00
Hao Chen
9cc5c3fe56 Merge branch 'master' of https://github.com/t3dbundy/leetcode into t3dbundy-path 2014-11-20 10:43:41 +08:00
Hao Chen
356254b918 fix issue#32, and make the code more clean 2014-11-20 10:12:52 +08:00
t3dbundy
765b89f5a8 Update addTwoNumbers.cpp
Use pointer to pointer to simplify logic
2014-11-20 10:07:48 +08:00
Hao Chen
3fbb652b8a add default test number 2014-11-19 18:52:48 +08:00