等下，搞错了，是~~高达~~四倍经验：[P1331](https://www.luogu.com.cn/problem/P1331)
~~都是稍微改下就好了~~
by npc000 @ 2024-01-02 18:38:40
@[npc000](/user/1234029)
五倍经验：P1454
by ycy1124 @ 2024-02-19 10:35:02