示例 1:
示例 2:
示例 3:
class Solution {public boolean validPalindrome(String s) {int left = 0;int right = s.length() - 1;while(left < right){if(s.charAt(left) != s.charAt(right)){return isPalindrome(s,left + 1,right) || isPalindrome(s,left,right - 1);}left++;right--;}return true;}public boolean isPalindrome(String s,int i,int j){while(i < j){if(s.charAt(i) != s.charAt(j)){return false;}i++;j--;}return true;}
}
bool isParlindrome(char *s,int i,int j)
{while(i < j){if(s[i] != s[j]){return false;}i++;j--;}return true;
}bool validPalindrome(char * s)
{int left = 0;int right = strlen(s) - 1;while(left < right){if(s[left] != s[right]){return isParlindrome(s,left + 1,right) || isParlindrome(s,left,right - 1);}left++;right--;}return true;
}
class Solution:def validPalindrome(self, s: str) -> bool:def isPalindrome(i,j):while i < j:if s[i] != s[j]:return Falsei += 1j -= 1return Trueleft = 0right = len(s) - 1while left < right:if s[left] != s[right]:return isPalindrome(left + 1,right) or isPalindrome(left,right - 1)left += 1right -= 1return True
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