2018年7月8日
USACO 2014 DEC Guard Mark 状态压缩
摘要： Problem 1: Guard Mark [Bill Cooperman, 2014]Farmer John and his herd are playing frisbee. Bessie throws thefrisbee down the field, but it's going stra 阅读全文
posted @ 2018-07-08 22:05 OptimusPrime_L 阅读(149) 评论(0) 推荐(0)
IOI 2000 Walls Floyd+枚举
摘要： Walls PROBLEM In a country, great walls have been built in such a way that every great wall connects exactly two towns. The great walls do not cross e 阅读全文
posted @ 2018-07-08 13:37 OptimusPrime_L 阅读(288) 评论(0) 推荐(0)