[plt-scheme] Help with HTDP chapter Generative Recursion

On 2/2/07, Matthias Felleisen <matthias at ccs.neu.edu> wrote:
> You have gotten the right answers. Also see
>
>   http://www.ccs.neu.edu/home/matthias/HtDP/Extended/index.html
> (Prologue)
>
> You may find this more interesting and illuminating. You will need
> the svn head for this.
>

Oh, it gets better and better! :-)
By the way, how does a self-taught man get the answers from the solution guide?
Is it only for certain institutions?

- Henry