摘要: #商品清单product_list =[ ('Mac',9000), ('kindle',800), ('tesla',900000), ('python book',105), ('bike',2000),]#用户输入金额saving=input('please input your saving 阅读全文
posted @ 2018-06-01 21:37 萧白白 阅读(717) 评论(0) 推荐(0) 编辑