Compilare: user.cpp: In function ‘int main()’: user.cpp:26:11: warning: unused variable ‘cnt’ [-Wunused-variable] int k,cnt,nr=2,aux,q=0,j=0; ^ user.cpp:26:15: warning: unused variable ‘nr’ [-Wunused-variable] int k,cnt,nr=2,aux,q=0,j=0; ^ user.cpp:26:20: warning: unused variable ‘aux’ [-Wunused-variable] int k,cnt,nr=2,aux,q=0,j=0; ^ user.cpp:26:28: warning: unused variable ‘j’ [-Wunused-variable] int k,cnt,nr=2,aux,q=0,j=0; ^