Compilare: main.cpp: In member function 'void Graph::topologicalSort()': main.cpp:242:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 242 | for (int node = 1; node < visited.size(); node++) { | ~~~~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graph::havelHakimi(std::vector<int>)': main.cpp:256:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 256 | for(int node = 1; node <= degrees.size(); node ++) { | ~~~~~^~~~~~~~~~~~~~~~~ main.cpp:274:23: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 274 | if(degrees[0] > degrees.size() - 1) {