@[lij123](/user/1037981) $a$ 可能是 $00$
.#5in:
```00-31```
.#5out:```1```
by dthythxth_Huge_Brain @ 2023-08-08 08:42:00
没我写得好
by zm15258258590 @ 2023-08-08 09:10:18
改了，但变成了90分
by lij123 @ 2023-08-08 10:12:19
哦，我知道哪里错了，谢谢！！！
by lij123 @ 2023-08-08 10:15:36
@[zm15258258590](/user/1053764) 你以后别发言了
by lij123 @ 2023-08-08 10:17:36
@[lij123](/user/1037981) Lac_12345解封了吗
by 2023gdgz01 @ 2023-08-08 14:59:26
@[xushengjun2023](/user/891606) ？？？
by lij123 @ 2023-08-09 07:35:13