[plt-scheme] HtDP Exercise 12.4.2 - To the authors of HtDP

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Wed Dec 2 20:21:24 EST 2009

On Dec 1, 2009, at 10:52 AM, artificial wrote:

> In the end, I started over with HtDP and learned every little bit
> about "design recipes". Then I took pen and paper and designed the
> arrangements function using what I have learned. After that I fired up
> DrScheme, entered the 4 functions (including the given function
> arrangements) and check-expects with the examples for each function I
> came up with, and guess what? It worked right away :-D (this was a few
> minutes ago).
> 
> Thank you very much. I think learned my lesson.

By golly, this message and especially this last line made my day. Thanks -- Matthias



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