Eroare de compilare: user.cpp: In function ‘int bfs()’: user.cpp:25:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < v[nod].size(); j++) ^ user.cpp: In function ‘int main()’: user.cpp:39:8: error: ‘n’ was not declared in this scope f>>n>>m; ^ user.cpp:39:11: error: ‘m’ was not declared in this scope f>>n>>m; ^ user.cpp:49:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0;i<v[N].size();i++) ^