Compilare: main.cpp: In function 'void dijkstra(int, int*, int*, std::vector<std::pair<int, int> >*)': main.cpp:24:13: warning: unused variable 'cost' [-Wunused-variable] 24 | int cost=pq.top().first; | ^~~~ main.cpp: In function 'int main()': main.cpp:76:13: warning: 'nod' may be used uninitialized in this function [-Wmaybe-uninitialized] 76 | if(i!=nod) | ^~