Compilare: user.cpp: In function ‘int main()’: user.cpp:7:8: warning: unused variable ‘v’ [-Wunused-variable] int n,v[100],ok=1,k,a,i,x1,x2,max,min; ^ user.cpp:7:26: warning: unused variable ‘x1’ [-Wunused-variable] int n,v[100],ok=1,k,a,i,x1,x2,max,min; ^ user.cpp:7:29: warning: unused variable ‘x2’ [-Wunused-variable] int n,v[100],ok=1,k,a,i,x1,x2,max,min; ^