摘要: loj 2719 [NOI2018]冒泡排序 https://loj.ac/problem/2719 \(T =5,\sum n \le 2000000\) Tutorial https://www.cnblogs.com/Dance-Of-Faith/p/9339572.html 考虑什么样的排列 阅读全文
posted @ 2020-07-18 10:04 LJZ_C 阅读(120) 评论(0) 推荐(0) 编辑