Compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:7:14: warning: overflow in implicit constant conversion [-Woverflow] #define pinf 5000000005 ^ main.cpp:30:12: note: in expansion of macro 'pinf' D[i]=pinf; ^~~~ main.cpp:41:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<L[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:57:16: warning: unused variable 'j' [-Wunused-variable] int x,y,c,i,j; ^