Compilare: main.cpp: In constructor 'Graf::Graf(int, std::vector<std::vector<int> >, bool)': main.cpp:44:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | for (int i = 0; i < muchii.size(); i++) { | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfs(int, std::vector<bool>&)': main.cpp:66:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for (int i = 0; i < vecini[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::bfs(int)': main.cpp:83:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for (int i = 0; i < vecini[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsSortare(int, std::vector<int>&, std::vector<bool>&)': main.cpp:112:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 112 | for (int i = 0; i < vecini[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsTareConexe(int, std::vector<int>&, std::vector<int>&, std::stack<int>&, std::vector<bool>&, std::vector<std::vector<int> >&, int&, std::vector<bool>&)': main.cpp:147:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 147 | for (int i = 0; i < vecini[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graf::muchiiCritice()': main.cpp:191:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 191 | for (int j = 0; j < vecini[i].size(); j++) { | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsBiconexe(int, int, std::vector<int>&, std::vector<int>&, std::stack<int>&, std::vector<std::vector<int> >&, std::vector<bool>&)': main.cpp:209:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 209 | for (int i = 0; i < vecini[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:306:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 306 | for (i = 0; i < sol.size(); i++) { | ~~^~~~~~~~~~~~ main.cpp: In function 'bool havelHakimi(int, std::vector<int>)': main.cpp:236:17: warning: control reaches end of non-void function [-Wreturn-type] 236 | vector<int> fr, fr2; | ^~