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mblarsen/lists-problem-3.elm

Last active July 27, 2016 03:15
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99 Elm problems — My solutions (solution only listed if different from others)
Raw
lists-problem-3.elm
elementAt : List a -> Int -> Maybe a
elementAt xs n =
case List.drop (n - 1) xs of
[ ]
-> Nothing
y::ys
-> Just y
Raw
lists-problem-4.elm
countElements : List a -> Int
countElements xs =
List.map (always 1) xs |> List.sum
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