Compilare: main.cpp: In function 'int bfs01(std::vector<std::vector<std::pair<int, int> > >&, int, int)': main.cpp:26:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for (int i = 0; i < list[current].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:31:33: warning: value computed is not used [-Wunused-value] 31 | distances[node] > dist;