Compilare: user.cpp: In function ‘void dijkstra(int, int)’: user.cpp:34:6: warning: unused variable ‘to’ [-Wunused-variable] int to; ^~ user.cpp:35:12: warning: unused variable ‘newd’ [-Wunused-variable] double d, newd; ^~~~ user.cpp:27:18: warning: array subscript is above array bounds [-Warray-bounds] if(tmin[v][state] > val) { ~~~~~~~~~~~~~^ user.cpp:27:18: warning: array subscript is above array bounds [-Warray-bounds] if(tmin[v][state] > val) { ~~~~~~~~~~~~~^