https://www.luogu.com.cn/problem/list?keyword=单调队列&page=1&type=AT|B|CF|P|SP|UVA
https://www.n.cn/search/e27810fa06db4700a4bf11a5b600c7d4?fr=none
https://blog.csdn.net/bhffvhjbjjikiffg/article/details/134428491
https://oi-wiki.org/ds/seg/
C24zhouyanchen LV 3
By signing up a ZXOJ universal account, you can submit code and join discussions in all online judging services provided by us.
Using your ZXOJ universal account