lizncu

Java

class Solution {
  public boolean isPalindrome(int x) {
    int k = x;
    int sum = 0;
    while (x != 0 && x > 0) {
      sum = sum * 10 + x % 10;
      x = x / 10;
    }

    if (k == sum) {
      return true;
    }
    return false;
  }
}