本程序设计的是一个小型商店每天记的流水帐管理程序，没有具体到销售的每一样商品，只是记载了每一笔的收入和支出情况。经过简单扩充就可以成为一个完整的商店销售管理系统。-This procedure is designed to store a small itemized account in next day' s management procedures in mind, there is no specific to the sale of every commodity, but a