Compilare: user.cpp: In function ‘int main()’: user.cpp:8:16: warning: unused variable ‘p1’ [-Wunused-variable] int n,i,nr,p1,p2,d1,d2,c; ^ user.cpp:8:19: warning: unused variable ‘p2’ [-Wunused-variable] int n,i,nr,p1,p2,d1,d2,c; ^ user.cpp:8:22: warning: unused variable ‘d1’ [-Wunused-variable] int n,i,nr,p1,p2,d1,d2,c; ^ user.cpp:8:25: warning: unused variable ‘d2’ [-Wunused-variable] int n,i,nr,p1,p2,d1,d2,c; ^