MrPython @ 2023-03-04 17:08:01
rt
by Underage_potato @ 2023-03-04 17:09:14
Cu ball
by Eznibuil @ 2023-03-04 17:09:40
@MrPython 见谷群
by __vector__ @ 2023-03-04 17:10:06
@MrPython https://www.luogu.com.cn/problem/U276434
by HeCao2008 @ 2023-03-04 18:44:58
山东第一题是树状数组？
by OrangeRainee @ 2023-03-04 18:53:24
@HeCao2008 裸差分的吧（考场写挂
by HeCao2008 @ 2023-03-04 19:50:40
@nian 哦哦，好像确实，我sb了
by MrPython @ 2023-03-08 16:13:14
@HeCao2008 范围1e6 树状数组可能会TLE（）
by HeCao2008 @ 2023-03-08 18:11:29
@MrPython 6
by MrPython @ 2023-03-08 19:17:19
@HeCao2008 抱歉记错了 1e5问题不大（逃）