啊，知道了
原来一开始输入用的是
```cpp
ll x;
scanf("%d",&x);
```
类型不一样，OJ上炸掉了
by wosile @ 2020-11-04 21:37:29
%%%您秒切树状数组/se
by Haphyxlos @ 2020-11-04 21:46:20
@[触情离殇](/user/235801) 这是模板题，您fAKe
by wosile @ 2020-11-05 12:29:51
%%%您秒切树状数组/se
by IAK2020 @ 2020-12-04 11:23:55