Compilare: main.cpp: In function 'void bfs(int)': main.cpp:20:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | for (i=0; i<lista[coada[inc]].size(); i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:53:12: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] 53 | bfs(poz); | ~~~^~~~~