[Haskell-beginners] Tying the knot with binary trees

Michael Schober Micha-Schober at web.de
Mon Apr 16 11:17:19 CEST 2012


Hi Markus,

> They say that for this or similar reasons you have to use a zipper,
> but I know nothing more about them than this :-)

Thanks for the hint. I hadn't heard of zippers before and after some 
reading, they indeed seem to do the trick, although I have yet to 
implement it in my solution.

Anyways, here are the resources which worked best for my understanding:

[1] http://en.wikibooks.org/wiki/Haskell/Zippers
[2] http://learnyouahaskell.com/zippers

Best,
Michael






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