public static void main(String[] args) {
        House house = new House();
        System.out.println("-------ز˾е-------");
        // ҵҵĹ˾
        HouseCorp houseCorp = new HouseCorp(house);
        // ôǮ
        houseCorp.makeMoney();
        
        System.out.println("\n");
        // ɽկ˾ĲƷֻܶ࣬ҪָƷͳ
        System.out.println("-------ɽկ˾е-------");
        ShanZhaiCorp shanZhaiCorp = new ShanZhaiCorp(new Clothes());
//        ShanZhaiCorp shanZhaiCorp = new ShanZhaiCorp(new IPod());
        shanZhaiCorp.makeMoney();
    }