Compilare: user.cpp: In function ‘void bfs(int&, std::vector<int>*, long long int&)’: user.cpp:23:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<G[x].size(); ++i) ^ user.cpp:12:10: warning: variable ‘adaugat’ set but not used [-Wunused-but-set-variable] bool adaugat; int maxim=0; ^