using System;
 
public interface IMyInterface1 : IDisposable
{
    void DoSomething();
}
 
public interface IMyInterface2 : IDisposable
{
    void DoSomethingElse();
}
 
public class MyClass : IMyInterface1, IMyInterface2
{
    public void DoSomething() { Console.WriteLine("I'm doing something..."); }
    public void DoSomethingElse() { Console.WriteLine("I'm doing something else..."); }
    public void Dispose() { Console.WriteLine("Bye bye!"); }
}
 
class Program
{
    public static void Main(string[] args)
    {
        using (IMyInterface1 myInterface = new MyClass())
        {
            myInterface.DoSomething();
        }
    }
}
 

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