Palindrome Number

import java.util.Scanner;
class PalinRun
{
public static void main(String ar[])
{
int num,rev=0,rem,n;
Scanner s=new Scanner(System.in);
System.out.println("enter no");
num=s.nextInt();
n=num;
do
{
rem=num%10;
rev=rev*10+rem;
num=num/10;
}
while(num>0);
if(n==rev)
System.out.println("no is palindrome");
else
System.out.println("no is not a palindrome ");
}
}