Eroare de compilare: user.cpp:1:1: error: ‘include’ does not name a type include <cstdio> ^ user.cpp: In function ‘void dfs(int)’: user.cpp:23:16: error: ‘NULL’ was not declared in this scope while(aux!=NULL) ^ user.cpp: In function ‘int main()’: user.cpp:32:28: error: ‘stdin’ was not declared in this scope freopen("dfs.in", "r", stdin); ^ user.cpp:32:33: error: ‘freopen’ was not declared in this scope freopen("dfs.in", "r", stdin); ^ user.cpp:33:29: error: ‘stdout’ was not declared in this scope freopen("dfs.out", "w", stdout); ^ user.cpp:35:25: error: ‘scanf’ was not declared in this scope scanf("%d%d", &n, &m); ^ user.cpp:50:20: error: ‘printf’ was not declared in this scope printf("%d", cc); ^