Compilare: main.cpp: In member function 'void graf::criticalConnections(int, int)': main.cpp:232:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 232 | for(int i=0; i<ans.size(); i++) | ~^~~~~~~~~~~ main.cpp: In member function 'void graf::afisare_bic()': main.cpp:294:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 294 | for(int i=0; i<rezultat.size(); i++) | ~^~~~~~~~~~~~~~~~ main.cpp:297:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 297 | for(int i=0; i<rezultat.size(); i++) //pt fiecare componenta biconexa | ~^~~~~~~~~~~~~~~~ main.cpp:299:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 299 | for(int j=0; j<rezultat[i].size(); j++) | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool graf::HavelOK(int, std::vector<int>&)': main.cpp:316:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 316 | if(x>v.size()) | ~^~~~~~~~~ main.cpp: In member function 'int graf::gaseste_radacina(int)': main.cpp:384:29: warning: control reaches end of non-void function [-Wreturn-type] 384 | vvect_disjoint[nod] = gaseste_radacina(vvect_disjoint[nod]); | ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~