题目: Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. ...
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 , which has length . Anothe ...
2014-04-01 01:06 1 3770 推荐指数:
题目: Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. ...
原题地址:https://oj.leetcode.com/problems/longest-valid-parentheses/ 题意: Given a string containing just the characters '(' and ')', find the length ...
Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. Example ...
题目:Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring. ...
题目大意见leetcode,下面我稍微介绍下想到的三种方法: 方法一:不用栈去找匹配 建立一个数组l2表示匹配,然后i从0开始,看到 ( 就把l2对应的数值记为-1,直到看到 ),找到)以后,从当前i开始返回去找是否有匹配,此时如读到),就看当前的l2的对应位置值是否 ...
题目: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close ...
原题地址:https://oj.leetcode.com/problems/valid-parentheses/ 题意: Given a string containing just the characters ...
Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close ...