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[LeetCode] Longest Valid Parentheses
Longest Valid Parentheses Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. For "(()", the longest valid pa...
分类:其他好文   时间:2015-04-29 15:06:06    阅读次数:126
[LeetCode] Longest Palindromic Substring 最长回文串
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longes...
分类:其他好文   时间:2015-04-29 01:54:46    阅读次数:113
[LeetCode]-005-Longest Palindromic Substring
网址:https://leetcode.com/problems/longest-palindromic-substring/ 题意: 找出最长回文字符串. 解法1: 自然是暴力枚举,把每一个元素从中间往左右遍历,如果是且是最长的存下字符串. 比如abccba. 定位元素是2->c. 找左1->b.不行 找右3->c.可以->找左右同时->找左右同时 找左右同时.不行 思路就是...
分类:其他好文   时间:2015-04-28 22:56:08    阅读次数:218
Leetcode (28) Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements sequence is [1, 2, 3, 4]....
分类:其他好文   时间:2015-04-28 16:16:23    阅读次数:143
[Java] LeetCode32 Longest Valid Parentheses
[Java] LeetCode32 Longest Valid Parentheses...
分类:编程语言   时间:2015-04-28 11:56:33    阅读次数:125
leetcode || 128、Longest Consecutive Sequence
problem: Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements ...
分类:其他好文   时间:2015-04-28 09:38:52    阅读次数:106
[LeetCode]-003-Longest Substring Without Repeating Characters
网址:https://leetcode.com/problems/longest-substring-without-repeating-characters/ 题意: 求出最长子字符串且不含重复字符 分析: 题意比较简单 只需要注意字符串为空的特殊情况. 字符是char的0-255,不仅仅是26个小写字母. 解法: 一直统计长度,直到有字符被重复为止,再记录被重复的字符的下一位...
分类:其他好文   时间:2015-04-27 23:49:44    阅读次数:126
LeetCode之longst Consecutive Sequence
题目:Given an unsorted array of integers, find the length of the longest consecutive elements sequence.             For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements sequence ...
分类:其他好文   时间:2015-04-27 21:50:24    阅读次数:142
【LeetCode】003 Longest Substring Without Repeating Characters
题目:LeetCode 003 Longest Substring Without Repeating Characters题意:给一个字符串,找到一个没有重复字符的最长子串。样例:”bbbbb” 返回”b”的长度1;”abcabcbb”返回”abc”的长度3。思路:动态规划。dp[i]表示以第i个...
分类:其他好文   时间:2015-04-26 18:15:18    阅读次数:117
Leetcode:Longest Palindromic Substring
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longest palindromic substring. 基本思路:回文字符串显然有个特征是沿...
分类:其他好文   时间:2015-04-26 16:51:58    阅读次数:142
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