using System.Linq;

using System;

using System.Reflection;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var commandImplementations = Assembly.GetExecutingAssembly().GetTypes().Where(t => t.IsAssignableFrom(typeof(BaseCommand<>)));

        foreach (var i in commandImplementations)

        {

            Console.WriteLine(i);

        }

        Console.WriteLine("doot");

    }

    public interface BaseCommand<T> {}

    public class ListCommandOptions {}

    public class ListCommand : BaseCommand<ListCommandOptions> {}

}