public static void Main(String[] args)
{
Waiter waiter = new Waiter();
PizzaBuilder hawaiianPizzaBuilder = new HawaiianPizzaBuilder();
PizzaBuilder spicyPizzaBuilder = new SpicyPizzaBuilder();
PizzaBuilder margaritaPizzaBuilder = new MargatitaPizzaBuilder();
waiter.SetPizzaBuilder(hawaiianPizzaBuilder);
waiter.ConstructPizza();
Pizza pizza = waiter.GetPizza();
pizza.Info();
waiter.SetPizzaBuilder(spicyPizzaBuilder);
waiter.ConstructPizza();
pizza = waiter.GetPizza();
pizza.Info();
waiter.SetPizzaBuilder(margaritaPizzaBuilder);
waiter.ConstructPizza();
pizza = waiter.GetPizza();
pizza.Info();
Console.ReadKey();
}