99 Elm Problems/Problem 8

Write a function to remove consecutive duplicates of list elements.

import Html exposing (text)
import List

compress : List a -> List a
-- your implementation goes here

main = text (toString (compress [1, 1, 2, 2, 3, 3, 3, 4, 5, 4, 4, 4, 4]))

Result:

[1, 2, 3, 4, 5, 4]

Solutions

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