Compilare: main.cpp: In member function 'void Graf::afisare(std::ostream&)': main.cpp:39:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | for (int j = 0; j < listaAd[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::sortareTopologica(std::ostream&, int*)': main.cpp:64:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for (int i = 0; i < listaAd[nod_curent].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:72:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for (int i = 0; i < rez.size(); i++) | ~~^~~~~~~~~~~~