2018年8月28日
CodeForces 814D An overnight dance in discotheque（贪心+dfs）
摘要： The crowdedness of the discotheque would never stop our friends from having fun, but a bit more spaciousness won't hurt, will it? The discotheque can 阅读全文
posted @ 2018-08-28 16:31 Styx-ferryman 阅读(200) 评论(0) 推荐(0) 编辑