class MobileShop{
InnerPurchaseMoney purchaseMoney1;
InnerPurchaseMoney purchaseMoney2;
private int mobileAmount;
MobileShop(){
purchaseMoney1=new InnerPurchaseMoney(20000);
purchaseMoney2=new InnerPurchaseMoney(10000);
}
void setMobileAmount(int m){
mobileAmount=m;
}
int getMobileAmount(){
return mobileAmount;
}
class InnerPurchaseMoney{
int moneyValue;
InnerPurchaseMoney(int m){
moneyValue=m;
}
void buyMobile(){
if(moneyValue>=20000){
mobileAmount=mobileAmount-6;
System.out.println("用价值"+moneyValue+"的内部购物券买了6部手机");
}
else if(moneyValue<20000&&moneyValue>=10000){
mobileAmount=mobileAmount-3;
System.out.println("用价值"+moneyValue+"的内部购物券买了3部手机");
}
}
}
}
public class NewYear{
public static void main(String args[]){
MobileShop shop=new MobileShop();
shop.setMobileAmount(30);
System.out.println("手机专卖店目前有"+shop.getMobileAmount()+"部手机");
shop.purchaseMoney1.buyMobile();
shop.purchaseMoney2.buyMobile();
System.out.println("手机专卖店目前有"+shop.getMobileAmount()+"部手机");
}
}