System.out.println("isPalindrome3---输入:"+arg+" , 输出:"+result3+" , 用时:"+(end3-start3)/1000+"微秒"); } 测试结果如下: isPalindrome---输入:Aman,aplan,acanal:Panama, 输出:false, 用时:191微秒isPalindrome2---输入:Aman,aplan,acanal:Panama, 输出:true, 用时:27微秒isPalindrome3...
publicbooleanvalidPalindrome(String s){// 使用双指针intleft=0;intright=s.length()-1;while(left < right) {// 如果左右指针所在的字符不相等,那就删掉右边的或者删掉左边的字符,再判断if(s.charAt(left) != s.charAt(right)) {returnisPalindrome(s, left, right-1) || isPalindrome(s, left+1, ...
【LeetCode】5. Valid Palindrome·有效回文 秦她的菜 吉利 程序员 来自专栏 · Leetcode刷题笔记 题目描述 英文版描述 A phrase is a palindrome if, after converting all uppercase letters into lowercase letters and removing all non-alphanumeric characters, it reads the same forward and backward. ...
题目链接:https://leetcode.com/problems/valid-palindrome/ 题目: Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. For example, "A man, a plan, a canal: Panama"is a palindrome. "race a car" Note: Have you consider that the strin...
LeetCode-Valid Palindrome II Description: Given a non-empty string s, you may delete at most one character. Judge whether you can make it a palindrome. Example 1: AI检测代码解析 Input: "aba" Output: True 1. 2. Example 2: AI检测代码解析...
is_palindrome(s, l + 1, r) or Solution.is_palindrome(s, l, r - 1) # 此时 s[l] 和 s[r] 相等,可以继续处理。 #将 l 向右移动一位 l += 1 #将 r 向左移动一位 r -= 1 # 此时说明 s 本身就是回文,直接返回 True return True @staticmethod def is_palindrome(s: str, l: int,...
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LeetCode 125:Valid Palindrome(有效回文) Q:Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. Note: For the purpose of this problem, we define empty string as valid palindrome.
题目描述 题目描述 题解 提交记录 提交记录 代码 题解不存在 请查看其他题解 9 1 2 3 4 › "abcdeca" 2 "abbababa" 1 Source 该题目是 Plus 会员专享题 感谢使用力扣!您需要升级为 Plus 会员来解锁该题目 升级Plus 会员
leetcode: Valid Palindrome | LeetCode OJ lintcode: (415) Valid Palindrome Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. Example "A man, a plan, a canal: Panama" is a palindrome. "race a car" is not...