题目:
Given a string containing just the characters '(' and ')',
find the length of the longest valid (well-formed) parentheses substring.
For "(()", the longest valid parentheses substring is...
分类:
编程语言 时间:
2015-07-12 12:55:23
阅读次数:
140
Basic CalculatorImplement a basic calculator to evaluate a simple expression string.The expression string may contain open(and closing parentheses), t...
分类:
其他好文 时间:
2015-07-12 11:01:39
阅读次数:
107
20 Valid Parentheses链接:https://leetcode.com/problems/valid-parentheses/
问题描述:
Given a string containing just the characters ‘(‘, ‘)’, ‘{‘, ‘}’, ‘[’ and ‘]’, determine if the input string is valid.The...
分类:
其他好文 时间:
2015-07-11 09:08:46
阅读次数:
103
题目:
Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets must close in the correct order, "()" and "()[]{}" are...
分类:
编程语言 时间:
2015-07-10 15:29:38
阅读次数:
98
Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the longest...
分类:
其他好文 时间:
2015-07-09 17:29:41
阅读次数:
106
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 par...
分类:
其他好文 时间:
2015-07-08 19:08:38
阅读次数:
115
Parentheses Column ValuesBetween the columns using four parentheses ‘(‘, ‘)’, ‘[‘, ‘]’, a correct parentheses column is defined as below:1. ‘()’ or ‘[...
分类:
其他好文 时间:
2015-07-08 17:56:24
阅读次数:
97
public ListNode removeNthFromEnd(ListNode head, int n) { if(head==null) return null; if(n==0)//如果n==0 return h...
分类:
其他好文 时间:
2015-07-07 22:42:42
阅读次数:
211
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
For example, given n = 3, a solution set is:
“((()))”, “(()())”, “(())()”, “()(())”, “(...
分类:
其他好文 时间:
2015-07-07 13:00:44
阅读次数:
105
Generate Parentheses
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
For example, given n = 3, a solution set is:
"((()))", "(()())"...
分类:
其他好文 时间:
2015-07-07 09:30:46
阅读次数:
106