class carTest
{

int i_cycle = 1;
int i_car = 2;
int i_slowCar =3;

MotorVehicle[] tomb = new MotorVehicle [20];

MotorVehicle mv_mc = new Motorcycle();
MotorVehicle mv_c = new Car();
MotorVehicle mv_sc = new slowCar();

mv_mc.setLicensePlate("HU-23-24");

mv_sc.getNumberOfDoors();
mv_mc.getNumberOfDoors();
mv_c.getNumberOfDoors();

}