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9. Palindrome Number

9. Palindrome Number

作者: becauseyou_90cd | 来源:发表于2018-08-01 07:29 被阅读0次

https://leetcode.com/problems/palindrome-number/description/

解题思路:

  1. 反向相乘去得到目标值
    reverse = reverse * 10 + temp % 10;
    temp /= 10;

代码:
class Solution {
public boolean isPalindrome(int x) {
if(x < 0) return false;
int reverse = 0, temp = x;
while(temp > 0){
reverse = reverse * 10 + temp % 10;
temp /= 10;
}
return reverse == x;
}
}

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