Compilare: main.cpp: In member function 'bool Graph::dfsCuplaj(int, std::vector<int>&, std::vector<int>&, std::vector<int>&)': main.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | for (int i = 0; i < _adjacentList[node].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:95:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 95 | for (int i = 0; i < answer.size(); ++i) | ~~^~~~~~~~~~~~~~~