REVERSE NUMBER

import java.util.Scanner;
class ReverseNumber
{
public static void main(String[] args)
{
Scanner s=new Scanner(System.in);
System.out.println("enter no to reverse");
int n=s.nextInt();
int x,r=0;
while(n>0)
{
           x=n%10;
           r=10*r+x;
           n=n/10;
}
System.out.println("reverse of no" + r);
}
}