补充：猜的序列种对牌的种类没有限制。
by huazai676 @ 2024-03-27 11:50:56
@[huazai676](/user/641290) 最劣为$C^n_m\times nm$?
by liverxiwo @ 2024-03-27 12:47:13
$nm$ 显然可以
by jason_sun @ 2024-03-27 13:15:22
如果 $m > 2$ 容易做到 $n(m-2)+1$
by jason_sun @ 2024-03-27 13:16:58
上面写错了，交换n，m
by jason_sun @ 2024-03-28 13:05:45