@[离散小波变换°](/user/68344)
@[Maxmilite](/user/274993)
麻烦两位了。
by sdyzpf @ 2023-12-06 19:04:14
那不应该加上 $1 \leq n \leq 26$ 吗()
by CEFqwq @ 2023-12-06 19:59:50
@[爱肝大模拟的tlxjy](/user/482610) 有道理()。
by sdyzpf @ 2023-12-06 21:03:28
@[sdyzpf](/user/174477) Fixed, thx.
by Maxmilite @ 2023-12-08 20:48:24