Compilare: main.cpp: In function 'void Dijkstra()': main.cpp:35:17: warning: variable 'y' set but not used [-Wunused-but-set-variable] int y, c, w; ^ main.cpp:35:20: warning: variable 'c' set but not used [-Wunused-but-set-variable] int y, c, w; ^ main.cpp:35:23: warning: variable 'w' set but not used [-Wunused-but-set-variable] int y, c, w; ^ main.cpp:32:13: warning: unused variable 'minim' [-Wunused-variable] int minim = oo; ^~~~~ main.cpp:22:12: warning: unused variable 'j' [-Wunused-variable] int i, j; ^ main.cpp: In function 'int main()': main.cpp:68:12: warning: unused variable 'j' [-Wunused-variable] int i, j; ^