Compilare: main.cpp: In member function 'void Graf::BFS(int)': main.cpp:63:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for (int j = 0; j < lista_ad[q.front()].size();j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:75:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 75 | for (int i = 1; i <= dist.size()-1;i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFSsort(int, std::vector<bool>&, std::stack<int>&)': main.cpp:98:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 98 | for (int i = 0; i < lista_ad[start].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~