Compilare: main.cpp: In function 'int main()': main.cpp:36:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for (int i = 0; i < L_adj[current].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:15:10: warning: unused variable 'vizitat' [-Wunused-variable] 15 | bool vizitat[50001]; | ^~~~~~~