发现某函数少了个return ans……
但是改了后就70 最后三个点MLE了
Orz
by Lzr @ 2019-08-04 12:45:15
@[ Lzr](/space/show?uid=161932)
**对于100%的数据：N<=100000，M<=100000**
by 蒟蒻365 @ 2019-08-04 12:48:06
@[ Lzr](/space/show?uid=161932) [$\small\color{#8ea}\text{blog强行安利}$](https://www.luogu.org/blog/AuAqwqnoLGBlog/solution-p3372 "qwq")
by Null_Cat @ 2019-08-04 12:48:11
您开的按照一百万开的，不MLE才怪
by 蒟蒻365 @ 2019-08-04 12:48:44
@[蒟蒻365](/space/show?uid=153307) 刚才把a数组改到a[100010]了，还是MLE
by Lzr @ 2019-08-04 13:04:29
@[蒟蒻365](/space/show?uid=153307) 但他线段树只开了1e5啊
by Erusel @ 2019-08-04 13:05:19
@[ Lzr](/space/show?uid=161932) 可以看w的blog[$\color{pink}\text{戳这里}$](https://www.luogu.org/blog/AuAqwqnoLGBlog/solution-p3372)
by Null_Cat @ 2019-08-04 13:07:09
~~可以用树状数组~~
by 塔罗兰 @ 2019-08-04 13:07:50
@[图灵冯诺依曼](/space/show?uid=111741)
~~蒟蒻表示线段树已经很难懂了嘤嘤嘤~~
by Lzr @ 2019-08-04 13:09:15
@[ Lzr](/space/show?uid=161932) 您的建树写的有点神奇
by Erusel @ 2019-08-04 13:09:49