using System;

​

class Program

{

    static void Main()

    {

        Console.Write("Enter a name: ");

        string choice = Console.ReadLine();

​

        switch (choice)

        {

            case "John":

                Console.WriteLine("You chose ONE");

                break;

            case "Roberto":

                Console.WriteLine("You chose TWO");

                break;

            case "Tom":

                Console.WriteLine("You chose THREE");

                break;

            default:

                Console.WriteLine("Invalid choice");

                break;

        }

    }

}

​