Compilare: main.cpp: In member function 'void Graf::createFromListOfNeighbours(const std::vector<std::vector<int> >&, bool)': main.cpp:197:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 197 | for (int i = (int)startFromOne; i < data.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:202:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 202 | 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:265:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 265 | for (int i = 0; i < to.size(); i++) | ~~^~~~~~~~~~~ main.cpp: In member function 'void Graf::printListOfNeighbours(bool)': main.cpp:497:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 497 | for (int i = (int)startFromOne; i < l.size(); i++) | ~~^~~~~~~~~~