using System;

public class Program

{

    public static void Main()

    {

        string strItemCode = "sony-dvd-062019";

        string[] strArray = strItemCode.Split('-');

        Console.WriteLine("Manufacturer: "+strArray[0]);

        Console.WriteLine("Product: "+strArray[1]);

        string subString1 = strItemCode.Substring(9,2);

        Console.WriteLine("month: "+subString1);

        string subString2 = strItemCode.Substring(11,4);

        Console.WriteLine("year: "+subString2);

        Console.WriteLine("Please enter your email address");

        string email = Console.ReadLine();

        int index1 = email.IndexOf("@");

        if (index1 > 0) 

        {

        Console.WriteLine("User name: "+email.Substring(0,index1));

        Console.WriteLine("Domain: "+email.Substring(index1+1));

        }

        else {

        Console.WriteLine("Please enter a valid email address!");

        }

    }

}