Compilare: main.cpp: In function 'int main()': main.cpp:53:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bla>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for (int i = 0;i < graph[nod].size();++i) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp:34:38: warning: variable 'dr' set but not used [-Wunused-but-set-variable] 34 | int n, m, G, x, y, gg, nod, vci, dr; | ^~