摘要: [Usaco2008 Jan] https://www.luogu.org/problemnew/show/P2419 题目描述 N (1 ≤ N ≤ 100) cows, conveniently numbered 1..N, are participating in a programming 阅读全文
posted @ 2019-04-16 22:24 zuiaimiusi 阅读(315) 评论(0) 推荐(0)