版本要求：

程序体现面向对象的编程思想；

要求能够灵活添加新物品，并向用户提供多次购买一次性结帐的功能；

提示：可用以下三个类解决该问题:

1．货物类（Goods）：一个商品，包含了名称，价格信息

2．购物篮类（Basket）：一个购物篮，包含了已经选择的东西

3．Store：小芳便利店 主程序

-version requirements : procedures reflect object-oriented programming ideas; Require flexibility to add new items, multiple users to purchase one-time billing functions; Tip : The following three categories can be used to solve the problem : 1. Goods category (Goods) : a commodity, including the name, price information 2. Shopping basket category (Basket) : a shopping cart, already contains a choice of three things. Store : Xiaofang facilitate procedures owner