[Haskell-cafe] Never-ending discussion... Was: Basic list exercise

Johannes Waldmann johannes.waldmann at htwk-leipzig.de
Fri Mar 24 21:10:54 UTC 2023


@Jerzy : I like your plan to use combinators.
Then let's remove (visible) recursion completely:

map (map fst ) $ groupBy (const snd)
                $ zip xs ( True : zipWith (<=) xs (tail xs))




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