static void Main(string[] args)
{
ICoffee coffee = new Coffee();
Console.WriteLine("Price: " + coffee.Price() + " Ingrediants: " + coffee.Ingrediants());
coffee = new Milk(coffee);
Console.WriteLine("Price: " + coffee.Price() + " Ingrediants: " + coffee.Ingrediants());
coffee = new Whip(coffee);
Console.WriteLine("Price: " + coffee.Price() + " Ingrediants: " + coffee.Ingrediants());
Console.ReadLine();
}