public UseAbstractConversation(AbstractSay say)
{
abstractBye = say.SayBye();
abstractHello = say.SayHello();
}
public override void Say(AbstractBye b)
{
Console.WriteLine("Hello this class: " + this.GetType().Name + " " + b.GetType().Name);
}
public override void Say(AbstractBye b)
{
Console.WriteLine("Hullo");
}
public abstract void Say(AbstractBye b);
