2018年9月21日
不定期更新的毒鸡汤
摘要： 一楼防偷窥2333 阅读全文
posted @ 2018-09-21 22:12 flowphyl 阅读(215) 评论(3) 推荐(0) 编辑
【USACO09FEB】 庙会班车 Fair Shuttle 贪心+线段树
摘要： Although Farmer John has no problems walking around the fair to collect prizes or see the shows, his cows are not in such good shape; a full day of wa 阅读全文
posted @ 2018-09-21 21:40 flowphyl 阅读(208) 评论(0) 推荐(0) 编辑