Compilare: main.cpp: In member function 'int graph::dijkstra(std::vector<int>, int)': main.cpp:26:13: warning: unused variable 'lanterna' [-Wunused-variable] 26 | int lanterna=0; | ^~~~~~~~ main.cpp:27:13: warning: unused variable 'maxLan' [-Wunused-variable] 27 | int maxLan=0; | ^~~~~~ main.cpp:70:5: warning: control reaches end of non-void function [-Wreturn-type] 70 | } | ^