@[fff1842889002](/user/633031) 加一个如果s[a][b][c]被算过就直接返回就行了 by Fast_Gai_Tle @ 2022-04-17 17:37:31
@[fff1842889002](/user/633031) 对的,加到循环的第二步 by muhouchen @ 2022-04-28 22:43:05