> For some reason the following code is producing an error > message from ghci that the the patterns are non-exhaustive. > Does anyone have any idea why that could be, given that the > patterns are, at least in my meaning, provably exhaustive? >
You forgot to match against the empty list. Try adding choosenonuniqueset n [] = [] -Chad Scherrer _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
