[plt-scheme] Re: Help requested for HtDP Exercise 16.3.4 Challenge Part 2

Hi Matthias --

>BTW, I didn't see any check-expects and test-examples but this could
> be due to your formatting.

Did not run check-expects (forgot that existed) but do have test
examples with desired outcomes under each function purpose statement.
Also contrasted expected outcomes with actual outcomes at the end of
the post.

>You might be better off posting a url to a
> solution.

Here it is --

http://docs.google.com/Doc?id=dhdqh3jf_10g9gt37ds

I apologize for the length of the post.  I have a hard time keeping it
brief while justifying each move with respect to the design recipe.





On May 10, 5:47 pm, Matthias Felleisen <matth... at ccs.neu.edu> wrote:
> On May 10, 2008, at 7:50 PM, dave yrueta wrote:
>
>
>
> > I’ve found it difficult to isolate the problem within a single
> > function since they are all interrelated.
>
> Sorry no time to look thru details BUT when you have mut rec specs of
> data, you get mut rec functions to process them. And yes, in that
> case it's nearly impossible to write independent tests (and find
> problems).
>
> ;; ---
>
> BTW, I didn't see any check-expects and test-examples but this could
> be due to your formatting. You might be better off posting a url to a
> solution. My Mail client scrambles your posting.
>
> -- Matthias
>
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