Try Again
摘要: gym 101192 F. Stone, grass and fire http://codeforces.com/gym/101192/problem/F Farmer Lyosha owns a rectangular field. The field has n rows and m colu 阅读全文
posted @ 2017-09-30 14:27 十年换你一句好久不见 阅读(303) 评论(0) 推荐(0) 编辑