static void Main(string[] args)
{
Vehicle[] vehicles = new Vehicle[4];
vehicles[0] = new MotorVehicle(52.30);
vehicles[1] = new PrivateCar(67.91, 4);
vehicles[2] = new Bus(74.11, 54, true);
vehicles[3] = new Truck(89.99, 97);
for (int i = 0; i < vehicles.Length; ++i)
{
vehicles[i].GiveInfo();
}
Console.WriteLine();
}
public PrivateCar(PrivateCar newPrivateCar)
: this(newPrivateCar.TankVolume, newPrivateCar.NumSeats)
{
}