Compilare: main.cpp: In function 'bool havelHakimi(std::vector<int>)': main.cpp:88:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 88 | if (i >= grade.size()) | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::createFromListOfNeighbours(const std::vector<std::vector<int> >&, bool)': main.cpp:244:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 244 | for (int i = (int)startFromOne; i < data.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:249:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 249 | for (int j = 0; j < data[i].size(); j++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::getShortestPath(int, std::vector<int>, bool)': main.cpp:327:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 327 | for (int i = 0; i < to.size(); i++) | ~~^~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::getTopologicSort(bool)': main.cpp:425:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 425 | for (int i = 0; i < gradeInterioare.size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graf::getStronglyConectedComponents(bool)': main.cpp:649:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<char, char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 649 | for (int i = 0; i < plusMinus.size(); i++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:669:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<char, char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 669 | for (int i = 0; i < plusMinus.size(); i++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::printListOfNeighbours(bool)': main.cpp:720:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 720 | for (int i = (int)startFromOne; i < l.size(); i++) | ~~^~~~~~~~~~