I'm fairly sure that most of that 48x difference will come from the fact that you're using C++. I tested it in Scheme, a much slower language. (Actually, it was

I'm fairly sure that most of that 48x difference will come from the fact that you're using C++. I tested it in Scheme, a much slower language. (Actually, it was in Arc, which compiles to Scheme, but is still even slower.)