Program.cs

using System;

namespace FactoryPattern
{
 static class Program
 {
 static void Main()
 {
 Console.WriteLine("Yankees fan orders:");
 var yankees = new NyPizzaFactory();
 yankees.Order("Cheese");
 Console.WriteLine();
 Console.WriteLine("Cubs fan orders:");
 var cubs = new ChicagoPizzaFactory();
 cubs.Order("Clam");
 }
 }
}