<qiyuangong>009_Palindrome_Number_2.java
public boolean isPalindrome(int x) {
        if (x < 0) return false;
        int div = 1;
        while ( x / div >= 10) {
            div *= 10;
        }
        while (x !=0) {
            int l = x / div;
            int r = x % 10;
            if (l != r) return false;
            x = (x % div) / 10;
            div /= 100;
        }
        return true;
    }
public boolean var_0 ( int var_1 ) {
  if ( var_1 < 0 ) return false ;
  int var_4 = 1 ;
  while ( var_1 / var_4 >= 10 ) {
    var_4 *= 10 ;
  }
  while ( var_1 != 0 ) {
    int var_6 = var_1 / var_4 ;
    int var_7 = var_1 % 10 ;
    if ( var_6 != var_7 ) return false ;
    var_1 = ( var_1 % var_4 ) / 10 ;
    var_4 /= 100 ;
  }
  return true ;
}
