[Haskell-cafe] A small puzzle: inTwain as function of foldr
sfvisser at cs.uu.nl
Thu Jun 4 15:41:49 EDT 2009
On Jun 4, 2009, at 4:32 PM, Sittampalam, Ganesh wrote:
> Martijn van Steenbergen wrote:
>> Consider the function inTwain that splits a list of even length
>> evenly into two sublists:
>>> inTwain "Hello world!"
>> ("Hello ","world!")
>> Is it possible to implement inTwain such that the recursion is done
>> by one of the standard list folds?
> Does this help? http://www.brics.dk/RS/02/12/BRICS-RS-02-12.pdf
And maybe this helps:
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