[Haskell-beginners] Again on List Manipulation

Daniel Fischer daniel.is.fischer at web.de
Sun Sep 12 09:31:51 EDT 2010


On Sunday 12 September 2010 14:52:48, Daniel Fischer wrote:
> map sum . group
>
> if it's guaranteed that different elements of l correspond to different
> values in m.

Hadn't seen that the same value in l may be paired with different values in 
m, so that's not correct.


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