public Car SellCar(int id)
{
Car car = null;
string msg;
if (OrderedCars.ContainsKey(id))
{
car = OrderedCars[id];
OrderedCars.Remove(id);
msg = "car sold:" + car.ToString();
}
else
{
msg = "not foundl";
}
Console.WriteLine(msg);
return(car);
}
public Car DriveTest(int id)
{
Car car = null;
if (OrderedCars.ContainsKey(id))
{
car = OrderedCars[id];
TestDriveCars[id] = car;
OrderedCars.Remove(id);
}
else if (TestDriveCars.ContainsKey(id))
{
car = TestDriveCars[id];
}
if (car != null)
{
car.Kilometers += 20;
}
return(car);
}