Compilare: main.cpp: In function 'std::vector<int> BFS(int)': main.cpp:20:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | for (int i = 0; i < listaAd[S].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:49:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for (int i = 1; i < rez.size(); i++) | ~~^~~~~~~~~~~~ main.cpp:57:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for (int i = 1; i < rez.size(); i++) | ~~^~~~~~~~~~~~ main.cpp:55:29: warning: 'ultimulElement' may be used uninitialized in this function [-Wmaybe-uninitialized] 55 | rez = BFS(ultimulElement); | ^