Compilare: main.cpp: In function 'int main()': main.cpp:35:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for(int i=0; i<v[nod].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:37:107: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 37 | if(d[nod]+v[nod][i].first<d[v[nod][i].second]||d[nod]+v[nod][i].first==d[v[nod][i].second]&&sol[nod]<sol[v[nod][i].second]) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~