2017年6月21日
bzoj1730 [Usaco2005 dec]Barn Expansion 牛棚扩张
摘要： 1730: [Usaco2005 dec]Barn Expansion 牛棚扩张 Description Farmer John has N (1 <= N <= 25,000) rectangular barns on his farm, all with sides parallel to th 阅读全文
posted @ 2017-06-21 21:56 rwy 阅读(426) 评论(0) 推荐(0) 编辑