@[Guagua111](/user/937859) $n^2$ 过不了
by xiaoshumiao @ 2024-02-17 16:37:10
@[Guagua111](/user/937859) 您这是 $O(n^2)$ 做法，建议去学习 $O(nlogn)$ 做法。（二分或树状数组优化）
by FlyPancake @ 2024-02-17 16:38:30
**谢谢大佬！**
by Guagua111 @ 2024-02-17 16:57:41