Problem	september
User	Dolphy
Submission Time	2026-01-08 22:32:29
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

september.cpp: In function ‘int dfs(int, std::vector<int>)’:
september.cpp:9:26: error: too few arguments to function ‘int dfs(int, std::vector<int>)’
9 | mx=max(mx, dfs(it));
| ^
september.cpp:5:5: note: declared here
5 | int dfs (int x, vector <int> S) {
| ^~~