Re: [Haskell-cafe] Building all possible element combinations from N lists.

I golfed a bit. :) sequence <=< filterM (const [False ..]) On Thu, Oct 25, 2012 at 6:11 PM, dokondr wrote:

On Fri, Oct 26, 2012 Alex Stangl wrote:

...

combos [] = [[]] combos ([]:ls) = combos ls combos ((h:t):ls) = map (h:) (combos ls) ++ combos (t:ls)

Excellent, thanks!

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