飞机航班定票系统 主要功能：航班信息录入（同时此模块可添加航班信息） 航班信息浏览 航班信息查询 办理顾客定票业务 办理顾客退票业务 -flights scheduled counting system main functions : flight information into (this module can also add flights) flights View flight information inquiries for business custo

购买彩票程序。该程序可以购买两种彩票，福彩和体彩。其中用到了随机数。-buy lottery procedures. The procedure can buy two tickets, lotteries and lottery. Which uses a random number.