static void Main(string[] args) { var personManager = new PersonManager(); personManager.Add(new Person { FirstName = "Sait" }); personManager.Add(new Customer { FirstName = "Elanur", CreditCardNo = "34532453453231" }); personManager.Add(new Employee { FirstName = "Ali", Department = "FBI" }); Person person = new Customer(); }
static void Main(string[] args) { PersonManager personManager = new PersonManager(); personManager.Add(); CustomerManager customerManager = new CustomerManager(); customerManager.GetBestCustomer(); EmployeeManager employeeManager = new EmployeeManager(); employeeManager.GetBestEmployee(); }