Compilare: main.cpp: In function 'int main()': main.cpp:34:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for(int i=0;i<v[nod].size();i++){ | ~^~~~~~~~~~~~~~ main.cpp:37:23: warning: unused variable 's' [-Wunused-variable] 37 | long long s = v[nod][i].second.second; | ^