2019年6月21日
codeforces Round #568(Div.2)A B C
摘要： 有点菜，只写出了三道。活不多说，上题开干。 A. Ropewalkers Polycarp decided to relax on his weekend and visited to the performance of famous ropewalkers: Agafon, Boniface a 阅读全文
posted @ 2019-06-21 20:08 whocarethat 阅读(342) 评论(0) 推荐(0)