[LeetCode] 753. Cracking the Safe_Hard tag: DFS, backtracking
2021-08-19 10:11 Johnson_强生仔仔 阅读(31) 评论(0) 编辑 收藏 举报
There is a safe protected by a password. The password is a sequence of n digits where each digit can be in the range [0, k - 1]. The safe has a peculi
