using System;

public class Program

{

    public static void Main()

    {

        string firstName;

        string surname;

        Console.WriteLine("What is your first name?");

        firstName = Console.ReadLine();

        Console.WriteLine(" WHat is your surname?");

        surname  = Console.ReadLine();

        string name = firstName + " " + surname;

        Console.WrtieLine("Hello" + name);

    }

}