2019年12月5日
D - Lis on Circle Gym - 102441D (LIS + 线段树)
摘要： There are nn people at the round gaming table. Each of them has a set of cards. Every card contains some number xx. Players make turns consecutively, 阅读全文
posted @ 2019-12-05 20:54 cherish__lin 阅读(395) 评论(0) 推荐(0) 编辑