static void Main(string[] args)
{
CustomersManager customerManager = new CustomersManager();
OrdersManager ordersManager = new OrdersManager();
ProductsManager productsManager = new ProductsManager();
//customerManager.Insert("Hanu", "Gabriel", "Focsani", "Romania", "071234");
//customerManager.Insert("Gigel", "Alexandru", "Buzau", "Romania", "074321");
//customerManager.Update(5,"Marcel","Marius");
var customers = customerManager.GetAllByCity("Paris");
var ordersOfCustomer = customerManager.GetAllOrdersById(14);
var ordersOverBy = ordersManager.GetAllByTAOver(5000);
var topProducts = productsManager.GetTop(5);
Console.ReadKey();
}