2019年9月27日
D. Marcin and Training Camp ( Codeforces Round #588 (Div. 2) )
摘要： Marcin is a coach in his university. There are nn students who want to attend a training camp. Marcin is a smart coach, so he wants to send only the s 阅读全文
posted @ 2019-09-27 20:25 __MEET 阅读(209) 评论(0) 推荐(0) 编辑