using System;

using System.Collections.Generic;

public class Program

{

    public static void Main(string[] args)

    {

        string employeeIDResponse = string.Empty;

        //Must declare two variable types inside <>, first type declaration is for the "key", second type declartaion is for the "value"

        //Keys must be unique

        Dictionary<int, string> employees = new Dictionary<int, string>();

        employees[1] = "Danny";

        employees[2] = "Lucky";

        employees[3] = "Johnny";

​

        //Prompt the user for their employee id number

        Console.WriteLine("Please enter your employee id: ");

        employeeIDResponse = Console.ReadLine();

        //Try to parse the user response into an integer called employeeID

        int.TryParse(employeeIDResponse, out int employeeID);

        if (employeeID > 0 && employeeID <= 3) 

        {

            Console.WriteLine($"Hello { employees[employeeID] }");

        }

        else

        {

            Console.WriteLine("Please enter a valid employee id number. ");

        }

        Console.ReadLine();

    }

}