using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Interfaces
{
    // Listing 3-49
    public interface IDoStuff
    {
        string this[int i] { get; set; }
        string Name { get; set; }
        int Id { get; }
        int SomeMethod(string arg);
        event EventHandler Click;
    }
}
