随笔分类 -  数学—容斥原理

摘要:The World is a Theatre time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output There are n boys 阅读全文
posted @ 2021-10-22 10:05 脂环 阅读(66) 评论(0) 推荐(0) 编辑
摘要:链接:https://ac.nowcoder.com/acm/contest/11254/J 来源:牛客网 题目描述 Goodeat finds an undirected complete graph with n vertices. Each edge of the graph is paint 阅读全文
posted @ 2021-07-24 19:07 脂环 阅读(179) 评论(0) 推荐(0) 编辑

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