using System;

public class Program

{

    public static void Main()

    {

        Console.Write("enter any number");

        int n=Convert.ToInt32(Console.ReadLine());

        int rev=0,r;

        int original=n;

        while(n!=0)

        {

            r=n%10;

            n=n/10;

            rev=(rev*10)+r;

        }

        if(original==rev)

        {

            Console.Write("palindrome");

        }

        else

        {

            Console.WriteLine("Not a palindrum");

        }

    }   

}