static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 1; customer1.Tc = "1234858423"; customer1.Name = "Nur"; customer1.Surname = "Özgenç"; customer1.AllAssets = 10045.323; Customer customer2 = new Customer(); customer2.Id = 2; customer2.Tc = "4657687864"; customer2.Name = "Merve"; customer2.Surname = "Deniz"; customer2.AllAssets = 2000; Customer customer3 = new Customer(); customer3.Id = 3; customer3.Tc = "8457687864"; customer3.Name = "Aytaç"; customer3.Surname = "Kaleci"; customer3.AllAssets = 212002.345; Customer customer4 = new Customer(); customer4.Id = 4; customer4.Tc = "1257687324"; customer4.Name = "Dilara"; customer4.Surname = "Assoy"; customer4.AllAssets = 532232.345; Customer[] allCustomers = new Customer[] { customer1, customer2, customer3 }; CustomerManager customerManager = new CustomerManager(); customerManager.Get_All_Customer(allCustomers); customerManager.Add_Customer(customer4); customerManager.Delete_Customer(customer2); }