using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter the  string:");

        string s =Console.ReadLine();

        string rev="";

        for(int i=s.Length-1;i>=0;i--)

        {

            rev  +=s[i].ToString();

        }

        if(s.Equals(rev))

        {

            Console.WriteLine("Palindrome");

        }

        else

        {

            Console.WriteLine("Not Palindrome");

        }

        Console.ReadLine()      ;

    }

}