using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter a string");

        string sample_string = Console.ReadLine(), reverse_sample_string = string.Empty;

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

        {

            reverse_sample_string = reverse_sample_string + sample_string[i];

        }

        if (sample_string == reverse_sample_string)

        {

            Console.WriteLine("Yes, this string is a palindrome.");

        }

        else

        {

            Console.WriteLine("Hell no, this ain't a palindrome");

        }

    }

}