摘要: $$Educational\ Codeforces\ Round\ 80\ (Rated\ for\ Div.\ 2)$$ A.Deadline 打勾函数找最小值,在$\sqrt{d}$邻域里找$x$最小化$x+\lceil\frac{d}{x+1}\rceil$即可 阅读全文
posted @ 2020-01-15 02:19 _kiko 阅读(222) 评论(0) 推荐(0) 编辑