Hi
check_elem (x:xs) = if x == e then (l2 ++ xs) else [x] ++ check_elem xs
Why not:
check_elem (x:xs) = if x == e then (l2 ++ xs) else x : check_elem xs
Thanks Neil _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe