Description: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. Example ...
Given a string containing just the characters , , , , and , determine if the input string is valid. An input string is valid if: Open brackets must be closed by the same type of brackets. Open bracke ...
2015-04-14 12:53 0 19939 推荐指数:
Description: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. Example ...
给定一个只包括 '(',')','{','}','[',']' 的字符串,判断字符串是否有效。 有效字符串需满足: 左括号必须用相同类型的右括号闭合。左括号必须以正确的顺序闭合。注意空字符串可被认为是有效字符串。 示例 1: 输入: "()"输出: true示例 2: 输入 ...
1: Example 2: 这道求最长有效括号比之前那道 Valid Parentheses ...
题目描述 给定一个只包括 ' ( ' , ' ) ', ' { ' , ' } ' , ' [ ' , ' ] ' 的字符串,判断字符串是否有效。有效字符串需满足: 左括号必须用相同类型的右括号闭合。 左括号必须以正确的顺序闭合。 注意空字符串可被认为是有效字符 ...
题目: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close ...
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/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 ...