#include #include using namespace std; int main() { int a,b; cin>>a; if(a!=1){ b=a-1; while(a%b!=0) b--; if(a%b==0&&b>1) { cout<<"NO"<<endl; cout<<"YES"<<endl; } else { cout<<"YES"<<endl; cout<<"NO"<<endl; } } else { cout<<"NO"<<endl; cout<<"NO"<<endl; } return 0; }