题目：Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T. The same re....
分类：
编程语言 时间：
2014-08-01 10:43:21
阅读次数：
266
题目：Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty cells are filled ....
分类：
编程语言 时间：
2014-08-01 10:31:31
阅读次数：
261
题目：Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number.An example is the root-to-leaf path 1->2->3 w....
分类：
编程语言 时间：
2014-08-01 06:57:21
阅读次数：
297
Longest Palindromic SubstringGiven a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis 1000, and there...
分类：
其他好文 时间：
2014-08-01 04:47:25
阅读次数：
243
Single NumberGiven an array of integers, every element appearstwiceexcept for one. Find that single one.Note:Your algorithm should have a linear runti...
分类：
其他好文 时间：
2014-08-01 04:44:31
阅读次数：
189
题目还原
Two Sum
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return indices of the two numbers such that they add up t...
分类：
其他好文 时间：
2014-08-01 02:25:11
阅读次数：
391
题目：Given a 2D board and a word, find if the word exists in the grid.The word can be constructed from letters of sequentially adjacent cell, where "ad....
分类：
编程语言 时间：
2014-08-01 02:20:41
阅读次数：
236
Longest Substring Without Repeating CharactersGiven a string, find the length of the longest substring without repeating characters. For example, the ...
分类：
其他好文 时间：
2014-07-31 23:46:00
阅读次数：
256
Longest Common PrefixWrite a function to find the longest common prefix string amongst an array of strings.算法思路：思路：貌似木有什么捷径，逐个比较，遇到不同即断开。代码如下： 1 publi...
分类：
其他好文 时间：
2014-07-31 23:31:50
阅读次数：
231
Maximum Depth of Binary TreeGiven a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root ...
分类：
其他好文 时间：
2014-07-31 23:19:10
阅读次数：
259
