摘要: Power NetworkTime Limit:2000MSMemory Limit:32768KTotal Submissions:22987Accepted:12039DescriptionA power network consists of nodes (power stations, co... 阅读全文
posted @ 2014-08-11 20:34 keyboard3 阅读(271) 评论(0) 推荐(0) 编辑
摘要: Drainage DitchesTime Limit:1000MSMemory Limit:10000KTotal Submissions:55893Accepted:21449DescriptionEvery time it rains on Farmer John's fields, a pon... 阅读全文
posted @ 2014-08-11 20:30 keyboard3 阅读(117) 评论(0) 推荐(0) 编辑