Compilare: main.cpp: In function 'int main()': main.cpp:68:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(int i=0;i<graf[nod].size();i++){ | ~^~~~~~~~~~~~~~~~~ main.cpp:65:31: warning: 'nod' may be used uninitialized [-Wmaybe-uninitialized] 65 | cout<<distante[nod]; | ^ main.cpp:56:13: note: 'nod' was declared here 56 | int nod,minn=INF; | ^~~