@[Eason13760348848](/user/930718) 粗略看了下,$n$ 的范围是到 1E4,但是您的 `a[]` 数组只开了 1005
by Shen_Linwood @ 2023-12-19 21:39:36
谢谢[抱拳]! 不过还是40[沮丧].~~~~附[答题记录](https://www.luogu.com.cn/record/141685339)~~~~
by Eason_lyx @ 2024-01-01 20:45:06