Compilare: main.cpp: In function 'void bfs(int)': main.cpp:32:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for (int i = 0; i < graf[x].size(); i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:46:9: warning: unused variable 's' [-Wunused-variable] 46 | int s, x, y, dmax , nmax ; | ^