public void AddEngine(mycar car)
{
if (car is toyota)
{
toyota toyotaCar = (toyota)car;
toyotaCar.Engine = "Дизельний двигун";
Console.WriteLine("Diesel додав двигун до авто : " + car);
}
}
static void Main_2(string[] args)
{
mycar toyotaCar1 = new toyota();
toyotaCar1.ManufactureCar();
Console.WriteLine(toyotaCar1 + "\n");
Diesel carWithDieselEngine = new Diesel(toyotaCar1);
carWithDieselEngine.ManufactureCar();
Console.WriteLine();
mycar toyotaCar2 = new toyota();
Petrol carWithPetrolEngine = new Petrol(toyotaCar2);
carWithPetrolEngine.ManufactureCar();
Console.ReadKey();
}