using System;

public class Program

{

    public static void fun(int n)

    {

        int rem,sum=0,flag;

        flag=n;

        while(n!=0)

        {

            rem=n%10;

            sum=(sum*10)+rem;

            n=n/10;

        }

        if(flag==sum)

            Console.WriteLine("Palindrom");

        else

            Console.WriteLine("Not Palindrom");

    }

    public static void Main()

    {

        int n;

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

        fun(n);

    }

}