2019年3月12日
AtCoder Grand Contest 016 B - Colorful Hats
摘要： 题目描述 There are N cats. We number them from 1 through N.Each of the cats wears a hat. Cat i says: "there are exactly ai different colors among the N−1 阅读全文
posted @ 2019-03-12 17:04 Albert_liu 阅读(220) 评论(0) 推荐(0) 编辑