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,...
2、问题分析 使用两个下标,检测下标对应的字符是否相等,若不相等,则考察子串。 3、代码 1boolvalidPalindrome(strings) {23for(inti =0, j = s.size()-1; i < j ;i++,j--){4if( s[i] != s[j])returnisp(s, i+1,j) || isp(s,i,j-1);5}6returntrue;78}910boolisp(strings,intl,in...
classSolution {public:boolvalidPalindrome(strings) {intleft =0, right = s.size() -1;while(left <right) {if(s[left] ==s[right]) {++left; --right; }else{intl = left, r = right -1;while(l <r) {if(s[l] != s[r])break;++l; --r;if(l >= r)returntrue; }++left;while...
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 Input: "abca" Output: True Explanation: You co...
680. Valid Palindrome II Given a strings, returntrueif thescan be palindrome after deletingat most onecharacter from it. Example 1: Input:s = "aba"Output:true Example 2: Input:s = "abca"Output:trueExplanation:You could delete the character 'c'....
【Leetcode_easy】680. Valid Palindrome II problem 680. Valid Palindrome II solution: 不理解判断函数中的节点的问题。。。 class Solution { public: bool validPalindrome(string s) { int left = 0, right = s.size()-1; while(left<right)...
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LeetCode 125:Valid Palindrome(有效回文) Q:Given a string, determine if it is a palindrome, ...
1. Valid PalindromeII Given a strings, returntrueif thescan be palindrome after deletingat most onecharacter from it. Example 1: Input: s = "aba" Output: true Example 2: Input:s="abca"Output:trueExplanation:You coulddeletethe character'c'. ...
680. Valid Palindrome II Given a non-empty string s, you may delete at most one character. Judge whether you can make it a palindrome. Example 1: Example 2: Note: The string will only contain lowercase characte...猜你喜欢680. Valid Palindrome II 原题链接:https://leetcode.com/...