using System;

​

public class Program

{

    public static void Main()

    {

        string abc,rev="";

        Console.WriteLine("Enter string:");

        abc=Convert.ToString(Console.ReadLine());

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

        {

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

        }

        if(rev==abc)

        {

            Console.WriteLine("This is a palindrome....");

        }

        else

        {

            Console.WriteLine("This is not a palindrome..");

        }

    }

}