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2014年6月5日
[leetcode]Word Search @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/word-search/题意：Given a 2D board and a word, find if the word exists in the grid.The word can be constructed from... 阅读全文
posted @ 2014-06-05 10:23 南郭子綦 阅读(5498) 评论(0) 推荐(0) 编辑
[leetcode]Merge Sorted Array @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/merge-sorted-array/题意：Given two sorted integer arrays A and B, merge B into A as one sorted array.解题思路：归并排序的归并这一... 阅读全文
posted @ 2014-06-05 09:58 南郭子綦 阅读(4099) 评论(0) 推荐(0) 编辑
[leetcode]Set Matrix Zeroes @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/set-matrix-zeroes/题意：Given amxnmatrix, if an element is 0, set its entire row and column to 0. Do it in place.解题... 阅读全文
posted @ 2014-06-05 09:53 南郭子綦 阅读(2779) 评论(0) 推荐(0) 编辑
2014年6月4日
[leetcode]Restore IP Addresses @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/restore-ip-addresses/题意：Given a string containing only digits, restore it by returning all possible valid IP add... 阅读全文
posted @ 2014-06-04 16:13 南郭子綦 阅读(3501) 评论(2) 推荐(0) 编辑
[leetcode]Interleaving String @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/interleaving-string/题意：Givens1,s2,s3, find whethers3is formed by the interleaving ofs1ands2.For example,Given:s1... 阅读全文
posted @ 2014-06-04 12:56 南郭子綦 阅读(2495) 评论(0) 推荐(0) 编辑
[leetcode]Distinct Subsequences @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/distinct-subsequences/题意：Given a stringSand a stringT, count the number of distinct subsequences ofTinS.A subseq... 阅读全文
posted @ 2014-06-04 10:02 南郭子綦 阅读(2021) 评论(2) 推荐(0) 编辑
2014年6月3日
[leetcode]Pascal's Triangle II @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/pascals-triangle-ii/题意：Given an indexk, return thekthrow of the Pascal's triangle.For example, givenk= 3,Return[... 阅读全文
posted @ 2014-06-03 20:06 南郭子綦 阅读(2063) 评论(0) 推荐(0) 编辑
[leetcode]Pascal's Triangle @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/pascals-triangle/题意：GivennumRows, generate the firstnumRowsof Pascal's triangle.For example, givennumRows= 5,Ret... 阅读全文
posted @ 2014-06-03 19:49 南郭子綦 阅读(2585) 评论(0) 推荐(0) 编辑
[leetcode]Triangle @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/triangle/题意：Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent n... 阅读全文
posted @ 2014-06-03 19:36 南郭子綦 阅读(2871) 评论(0) 推荐(0) 编辑
[算法导论]quicksort algorithm @ Python
摘要： 算法导论上面快速排序的实现。代码：def partition(array, left, right): i = left-1 for j in range(left, right): if array[j] <= array[right]: i += ... 阅读全文
posted @ 2014-06-03 18:17 南郭子綦 阅读(1296) 评论(0) 推荐(0) 编辑
[leetcode]Best Time to Buy and Sell Stock III @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/best-time-to-buy-and-sell-stock-iii/题意：Say you have an array for which theithelement is the price of a given sto... 阅读全文
posted @ 2014-06-03 17:24 南郭子綦 阅读(3557) 评论(1) 推荐(0) 编辑
[leetcode]Best Time to Buy and Sell Stock II @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/best-time-to-buy-and-sell-stock-ii/题意：Say you have an array for which theithelement is the price of a given stoc... 阅读全文
posted @ 2014-06-03 16:15 南郭子綦 阅读(3551) 评论(0) 推荐(0) 编辑
[leetcode]Best Time to Buy and Sell Stock @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/best-time-to-buy-and-sell-stock/题意：Say you have an array for which theithelement is the price of a given stock o... 阅读全文
posted @ 2014-06-03 15:59 南郭子綦 阅读(4927) 评论(0) 推荐(0) 编辑
[leetcode]Valid Palindrome @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/valid-palindrome/题意：Given a string, determine if it is a palindrome, considering only alphanumeric characters an... 阅读全文
posted @ 2014-06-03 15:39 南郭子綦 阅读(3519) 评论(0) 推荐(0) 编辑
[leetcode]Word Ladder @ Python
摘要： 原题地址：https://oj.leetcode.com/problems/word-ladder/题意：Given two words (startandend), and a dictionary, find the length of shortest transformation seque... 阅读全文
posted @ 2014-06-03 15:28 南郭子綦 阅读(6402) 评论(2) 推荐(0) 编辑
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