Compilare: main.cpp: In function 'void Dijkstra(int, long long int*, int*)': main.cpp:28:26: warning: integer overflow in expression [-Woverflow] dist[i]=(1LL<<63)-1; ~~~~~~~~~^~ main.cpp:34:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<v[nod].size();j++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:89:20: warning: integer overflow in expression [-Woverflow] ll mn=(1LL<<63)-1; ~~~~~~~~~^~