07 2021 档案

Codeforces #731 (div3) E. Air Conditioners
摘要：##E. Air Conditioners 链接：****E. Air Conditioners On a strip of land of length n there are k air conditioners: the i-th air conditioner is placed in ce 阅读全文
posted @ 2021-07-15 20:44 倩影一梦 阅读(137) 评论(0) 推荐(0)