@[StudyingFather](/user/22030)
by happybob @ 2023-10-18 18:15:28
@[happybob](/user/332914) 洛谷的 spj 根本没判一定要是大写字母ABC，甚至随便输出点特殊字符就能过。
by Rainbow_qwq @ 2024-03-13 20:51:24
@[happybob](/user/332914) 已经修了
by Rainbow_qwq @ 2024-03-13 20:57:54
草。
by _JF_ @ 2024-03-13 21:08:32