2019年8月12日
CF372C Watching Fireworks is Fun(单调队列优化DP)
摘要： A festival will be held in a town's main street. There are n sections in the main street. The sections are numbered 1 through n from left to right. Th 阅读全文
posted @ 2019-08-12 22:04 StarHai 阅读(359) 评论(0) 推荐(0) 编辑