/*
 *內部類的繼承方法
 */

class Car
{
	class Wheel
	{
		
	}
}

class PlaneWheel extends Car.Wheel
{
	PlaneWheel(Car car)
	{
		car.super();	
	}
	public static void main(String[] args)
	{
		Car car = new Car();
		PlaneWheel pw = new PlaneWheel(car);
	}
}