a+b交了一发是[这样的](https://www.luogu.com.cn/record/78262516)
by LYqwq @ 2022-07-02 14:54:18
我正试图看看大佬的代码
by Br00k5xx @ 2022-07-02 14:57:45
没有定义只有声明的类不能建变量。
by zhiyangfan @ 2022-07-02 15:07:53
@[zhiyangfan](/user/137603) 谢谢大佬，刑了/qq
by LYqwq @ 2022-07-02 15:09:13