@[Acoipp](/user/674469)
by Walrus @ 2024-01-26 16:32:14
[就给了个代码的带修莫队](https://www.luogu.com.cn/blog/cssyzzrz/solution-p2464)。
by Walrus @ 2024-01-26 16:33:37
@[woshifujiarui](/user/908424) added
by Acoipp @ 2024-01-26 19:02:29