using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

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

        string name = Console.ReadLine();

        char[] namesArray = name.ToCharArray();

        Array.Reverse(namesArray);

        string nameReverse = new string (namesArray);

        Console.WriteLine(nameReverse);

    }

}