QKFC

P4113 [HEOI2012] 采花

顺手捞 https://www.luogu.com.cn/discuss/577973?page=1
by ttq012 @ 2023-02-28 12:59:15

qkfc 是啥。![/yun](https://akioi.ml:2022/static/img/qq/yun)![/yun](https://akioi.ml:2022/static/img/qq/yun)![/yun](https://akioi.ml:2022/static/img/qq/yun) 以及，这题数据范围 $2\times10^6$，莫队啥的还是别想了吧。
by myee @ 2023-02-28 14:41:05

这题 BIT 之类的做法也蛮简单的，放弃莫队吧。![/qd](https://akioi.ml:2022/static/img/qq/qd)![/qd](https://akioi.ml:2022/static/img/qq/qd)![/qd](https://akioi.ml:2022/static/img/qq/qd)
by myee @ 2023-02-28 14:42:40

|