Compilare: main.cpp: In constructor 'Graph::Graph(int)': main.cpp:35:9: warning: 'Graph::index' will be initialized after [-Wreorder] 35 | int index; | ^~~~~ main.cpp:31:40: warning: 'std::vector<int> Graph::degrees' [-Wreorder] 31 | vector<int> lowest, level, father, degrees; | ^~~~~~~ main.cpp:45:5: warning: when initialized here [-Wreorder] 45 | 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:212:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 212 | for(int i=1;i<componenta.size();++i) | ~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:397:13: warning: unused variable 'x' [-Wunused-variable] 397 | int n,m,x; | ^