Compilare: user.cpp: In function ‘double getHdistance(point, point, point)’: user.cpp:33:15: warning: unused variable ‘y1’ [-Wunused-variable] double x1,y1,hmin=MAX,vmin=MAX; ^ user.cpp:33:18: warning: variable ‘hmin’ set but not used [-Wunused-but-set-variable] double x1,y1,hmin=MAX,vmin=MAX; ^ user.cpp:33:27: warning: unused variable ‘vmin’ [-Wunused-variable] double x1,y1,hmin=MAX,vmin=MAX; ^ user.cpp: In function ‘double getVdistance(point, point, point)’: user.cpp:55:12: warning: unused variable ‘x1’ [-Wunused-variable] double x1,y1,hmin=MAX,vmin=MAX; ^ user.cpp:55:18: warning: unused variable ‘hmin’ [-Wunused-variable] double x1,y1,hmin=MAX,vmin=MAX; ^ user.cpp:55:27: warning: variable ‘vmin’ set but not used [-Wunused-but-set-variable] double x1,y1,hmin=MAX,vmin=MAX; ^