static void Main(string[] args) { Player player = new Player { FirstName = "Nurettin", LastName = "Ayıpettin", NationalId = 85941736744, YearOfBirth = 1881, Nickname = "CokPisOynarım_5334" }; Game game = new Game { NameOfGame = "Call of Duty", Price = 1000 }; SpecialOffer specialOffer = new SpecialOffer { NameOfOffer = "Super Discount", DiscountPercent = 20 }; PlayerAccountManager playerAccountManager = new PlayerAccountManager(new PlayerCheckManager()); playerAccountManager.SignUp(player); Console.WriteLine("----"); SalesManager salesManager = new SalesManager(); salesManager.SellGame(player, game); Console.WriteLine("----"); SpecialOfferManager specialOfferManager = new SpecialOfferManager(); specialOfferManager.AddOffer(specialOffer, game); Console.WriteLine("----"); salesManager.DiscountSale(specialOffer, game); }