using System;

public class Program

{

    public static void Main()

    {

        int n,  rev=0, rem=0,temp=0;

        Console.WriteLine("enter no");

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

        while(n>0)

        {

            temp=n;

            rem=n%10;

           rev=rev*10+rem;

          n=n/10;

        }

        if(temp==rev)

        {

        Console.WriteLine("palindrom");

    }

        else

        {

        Console.WriteLine("not palindrom");

        }

    }

}