Compilare: user.cpp: In function ‘void summin(long long int)’: user.cpp:21:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int d=0;aux!=1 && d<vprim.size() && vprim[d]*vprim[d]<=aux;d++) ^ user.cpp:14:14: warning: unused variable ‘S’ [-Wunused-variable] long long S=1,P=1,aux=n; ^ user.cpp:14:18: warning: unused variable ‘P’ [-Wunused-variable] long long S=1,P=1,aux=n; ^