Compilare: user.cpp: In function ‘int main()’: user.cpp:11:23: warning: unused variable ‘j’ [-Wunused-variable] long long int n,i,j,k,l,nr=2,cn,nr1=0,ans=1,suma=1; ^ user.cpp:11:25: warning: unused variable ‘k’ [-Wunused-variable] long long int n,i,j,k,l,nr=2,cn,nr1=0,ans=1,suma=1; ^ user.cpp:11:27: warning: unused variable ‘l’ [-Wunused-variable] long long int n,i,j,k,l,nr=2,cn,nr1=0,ans=1,suma=1; ^ user.cpp:11:29: warning: unused variable ‘nr’ [-Wunused-variable] long long int n,i,j,k,l,nr=2,cn,nr1=0,ans=1,suma=1; ^ user.cpp:11:34: warning: unused variable ‘cn’ [-Wunused-variable] long long int n,i,j,k,l,nr=2,cn,nr1=0,ans=1,suma=1; ^ user.cpp:11:49: warning: unused variable ‘suma’ [-Wunused-variable] long long int n,i,j,k,l,nr=2,cn,nr1=0,ans=1,suma=1; ^