@[xibaohe_light](/user/601747) 需要优化到 $O(n\log n)$
by 寒烟冷浅暮殇 @ 2023-09-21 08:01:45
@[寒烟冷浅暮殇](/user/28397) 请问如何优化呢
by xibaohe_light @ 2023-09-21 10:07:48
@[xibaohe_light](/user/601747) 可以树状数组或者线段树,不会的话可以翻开题解学习一下
by 寒烟冷浅暮殇 @ 2023-09-21 11:11:28
@[寒烟冷浅暮殇](/user/28397) 谢谢,刚才卡过去了,不过还是感谢
by xibaohe_light @ 2023-09-21 11:13:29
@[xibaohe_light](/user/601747) 说明数据还是水了
by 寒烟冷浅暮殇 @ 2023-09-21 11:20:38
@[寒烟冷浅暮殇](/user/28397) 雀食,我是学着题解卡的
by xibaohe_light @ 2023-09-21 11:25:11