A了
帅帅帅
A了家人们
这题回溯是遍历所有路径。但是题目只要遍历点,搞清楚什么dfs和bfs
C24kongxiangtai LV 7
By signing up a ZXOJ universal account, you can submit code and join discussions in all online judging services provided by us.
Using your ZXOJ universal account