https://www.luogu.org/discuss/show/59204?page=1
大概跟我一个问题 可以参考一下
@[duboyan](/space/show?uid=55206)
by Ouyyx2002 @ 2018-08-22 20:03:11
@[Ouyyx2002](/space/show?uid=78579)
(⊙o⊙)…，我已经解决了，不过谢谢大佬
by ComeOver· @ 2018-08-22 20:09:33