~~去你的蒟蒻~~
by RebelAlliance @ 2019-03-22 21:25:08
@[Dark_Lord](/space/show?uid=75504)
~~这题的正解应该是线段树吧。。。~~
给你一组hack数据，你自己调调看：
```
8 9
1
8
3
8
3
6
8
8
4
```
by xzlhxc_ed @ 2019-06-01 19:22:43