override public Pizza CreatePizza(string type)
{
Pizza p = null;
switch (type)
{
case "Peperoni":
p = new PeperoniPizza(idf);
break;
case "Cheese":
p = new CheesePizza(idf);
break;
case "Clam":
p = new ClamPizza(idf);
break;
}
return(p);
}