Compilare: user.cpp: In function ‘void p(int, int)’: user.cpp:11:11: warning: unused variable ‘d’ [-Wunused-variable] int i,d,h,r,l; ^ user.cpp:11:13: warning: unused variable ‘h’ [-Wunused-variable] int i,d,h,r,l; ^ user.cpp:11:15: warning: unused variable ‘r’ [-Wunused-variable] int i,d,h,r,l; ^ user.cpp:11:17: warning: unused variable ‘l’ [-Wunused-variable] int i,d,h,r,l; ^