Compilare: user.cpp: In function ‘int main()’: user.cpp:8:17: warning: unused variable ‘b’ [-Wunused-variable] long long a,b,rez,n,c,p,x; ^ user.cpp:8:19: warning: unused variable ‘rez’ [-Wunused-variable] long long a,b,rez,n,c,p,x; ^ user.cpp:8:23: warning: unused variable ‘n’ [-Wunused-variable] long long a,b,rez,n,c,p,x; ^ user.cpp:8:25: warning: unused variable ‘c’ [-Wunused-variable] long long a,b,rez,n,c,p,x; ^