Compilare: user.cpp: In function ‘int main()’: user.cpp:13:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,p,k=0,y=0,mic,fin,aux; ^ user.cpp:13:21: warning: unused variable ‘y’ [-Wunused-variable] int n,i,j,p,k=0,y=0,mic,fin,aux; ^ user.cpp:13:25: warning: variable ‘mic’ set but not used [-Wunused-but-set-variable] int n,i,j,p,k=0,y=0,mic,fin,aux; ^ user.cpp:34:25: warning: ‘aux’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<aux; ^