2018年10月26日
【差分约束】poj1275Cashier Employment
摘要： 比较经典的差分约束 Description A supermarket in Tehran is open 24 hours a day every day and needs a number of cashiers to fit its need. The supermarket manager 阅读全文
posted @ 2018-10-26 19:34 AntiQuality 阅读(142) 评论(0) 推荐(0) 编辑