[plt-scheme] PLT 200 and paint by numbers

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Tue Sep 10 10:11:17 EDT 2002

Well, hi Jacob. Long time no see. How are things? -- Matthias


At Sat, 24 Aug 2002 18:23:57 +0200, "jos koot" wrote:
> ------------------------------------------------------------------------------
> Hi,
> After a year of absence I restarted scheming a weak or so ago. As an old
> friend of PLT's scheme, I looked to PLT's scheme of course. PLT200 seems
> very nice to me (although it still exibits some problems). I am
> particularly pleased with the modules and the enhanced hygienic macro
> facilities.
> 
> Of course I have looked into the games, paint-by-numbers included. On my 64
> Mb machine the solve function thrashes on virtual memory even with problems
> of moderate size. I have made a solver that probably consumes more time, but
> surely requires far less memory. If you are interested, then look into the
> attachment. It does work in version 103, but for reasons I am unaware of,
> version 200 does not accept my code, in particular the hygienic macro
> co-lambda. May be someone can point me to the error.
> 
> Greetings, Jacob J. A. Koot
> 
> 
> 
> ------------------------------------------------------------------------------
> [application/octet-stream "solvepaintbynumbers.scm"]




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