Compilare: main.cpp: In constructor 'Graph::Graph(int)': main.cpp:37:9: warning: 'Graph::index' will be initialized after [-Wreorder] 37 | int index; | ^~~~~ main.cpp:33:40: warning: 'std::vector<int> Graph::degrees' [-Wreorder] 33 | vector<int> lowest, level, father, degrees; | ^~~~~~~ main.cpp:50:5: warning: when initialized here [-Wreorder] 50 | Graph(int nr_noduri):n(nr_noduri), la(nr_noduri+1), componente_biconexe(0), componente_tconexe(0), lowest(0), level(0), father(0), onstack(0), index(0), degrees(0){} | ^~~~~ main.cpp: In member function 'void Graph::print_comp_biconexe_udg(std::ostream&)': main.cpp:231:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 231 | for(int i=1;i<componenta.size();++i) | ~^~~~~~~~~~~~~~~~~~ main.cpp: In static member function 'static void Graph::print_APM_Kruskal(std::ostream&, std::vector<Weigthed_Edge>&, int)': main.cpp:483:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Weigthed_Edge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 483 | while(i<edges.size() && nr_chosen<nn-1) | ~^~~~~~~~~~~~~ main.cpp: In member function 'int Graph::TD()': main.cpp:619:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 619 | for(int i=1;i<viz.size();++i) | ~^~~~~~~~~~~ main.cpp: In static member function 'static std::vector<int> Graph::find_eulerian_cycle(int, std::vector<std::pair<int, int> >)': main.cpp:801:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 801 | for(auto i=0; i<edges.size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In static member function 'static bool Graph::bfs_HK(std::vector<std::vector<int> >&, std::vector<int>&, std::vector<int>&, std::vector<int>&)': main.cpp:855:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 855 | for(auto i=1; i<pairU.size(); ++i) | ~^~~~~~~~~~~~~