Compilare: main.cpp: In member function 'bool Graf::HavelHakimi(std::vector<int>)': main.cpp:318:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 318 | if(prim > grade.size()) return false; | ~~~~~^~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::cicluEuler()': main.cpp:621:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 621 | for(int j = 0; j < nod[i].size(); j++){ | ~~^~~~~~~~~~~~~~~