[plt-scheme] Novice needs help writing function

In this particular case, the problem is on my side. Working
with draw.ss just doesn't fit with the natural development of
the design recipe. I should have taken this symptom more seriously
when I wrote this extended exercise. -- Matthias



On Dec 29, 2007, at 8:42 AM, Noel Welsh wrote:

> The design recipes are a (if not the) core part of HtDP.  HtDP is the
> only book I know that takes designing programs from a dark and
> mysterious art to a systematic process anyone can apply.  This is a
> really really powerful idea.  So, if you haven't worked through the
> design recipe, do so.  If you have, then you might say what
> difficulties you are having applying the recipe.
>
> N.
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