Compilare: main.cpp: In member function 'void Graf::createFromListOfNeighbours(const std::vector<std::vector<int> >&, bool)': main.cpp:184:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 184 | for (int i = (int)startFromOne; i < data.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:189:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 189 | 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:253:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 253 | for (int i = 0; i < to.size(); i++) | ~~^~~~~~~~~~~ main.cpp: In member function 'void Graf::printListOfNeighbours(bool)': main.cpp:456:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 456 | for (int i = (int)startFromOne; i < l.size(); i++) | ~~^~~~~~~~~~