Java Palindrome计划

public class Tester {

   public static void main(String args[]) {

      int r, sum = 0, temp;

      int m = 454;

      int n = m;

      temp = n;

      while (n > 0) {

         r = n % 10;

         sum = (sum * 10) + r;

         n = n / 10;

     }

     if (temp == sum) {

        System.out.println(m + " is a palindrome number.");

     } else {

        System.out.println(m + "is not a palindrome number.");

     }

   }

}