Compilare: main.cpp: In function 'int main()': main.cpp:53:13: warning: unused variable 'x' [-Wunused-variable] 53 | int x=q[st].x, y=q[st].y, pred=q[st].pred; | ^ main.cpp:53:24: warning: unused variable 'y' [-Wunused-variable] 53 | int x=q[st].x, y=q[st].y, pred=q[st].pred; | ^ main.cpp:53:35: warning: unused variable 'pred' [-Wunused-variable] 53 | int x=q[st].x, y=q[st].y, pred=q[st].pred; | ^~~~ main.cpp:36:24: warning: variable 'dmin' set but not used [-Wunused-but-set-variable] 36 | int n, k, dmax, i, dmin, imin=0; | ^~~~ main.cpp:36:30: warning: unused variable 'imin' [-Wunused-variable] 36 | int n, k, dmax, i, dmin, imin=0; | ^~~~