Given a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node.思路分析：这题比较简单，关于树的题目通常都可以用递归解决，这题也不例外，递归解法的思...
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其他好文 时间：
2015-03-19 06:23:34
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126
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo...
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其他好文 时间：
2015-03-18 22:59:37
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170
problem：
Write a function to find the longest common prefix string amongst an array of strings.
寻找 0 ~n 个字符串的最长公共前缀
thinking：
（1）公共前缀很好理解，按位匹配即可
（2）很容易忘记处理0、1个字符串的情况。
code：
string prefi...
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其他好文 时间：
2015-03-18 18:05:15
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112
Substring
时间限制：1000 ms | 内存限制：65535 KB
描述
You are given a string input. You are to find the longest substring of input such that the reversal of the substring is also a substring of i...
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其他好文 时间：
2015-03-18 14:11:43
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118
Problem Description
Given n integers.
You have two operations:
U A B: replace the Ath number by B. (index counting from 0)
Q A B: output the length of the longest consecutive increasing subseque...
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其他好文 时间：
2015-03-17 23:39:04
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161
题目Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length is 3. Fo...
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其他好文 时间：
2015-03-17 18:04:49
阅读次数：
134
problem：
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length...
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编程语言 时间：
2015-03-16 16:25:54
阅读次数：
155
Longest Common Prefix问题:Write a function to find the longest common prefix string amongst an array of strings.思路： 简单的string运算我的代码：public class Soluti....
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其他好文 时间：
2015-03-15 18:11:46
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86
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo...
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其他好文 时间：
2015-03-15 13:43:07
阅读次数：
134
??
1.3- Longest Substring Without Repeating Characters
Given a string,find the length of the longest substring without repeating characters. Forexample, the longest substring without repeating l...
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其他好文 时间：
2015-03-14 18:40:32
阅读次数：
123
