:: Ord a => [a] -> [a] is:exact -package:stm-containers -package:witherable -package:Cabal -package:basement -package:ghc -package:safe -package:containers -package:mono-traversable -package:lifted-base -package:hxt -package:vector-algorithms package:lens

tail :: [a] -> [a]
lens Control.Lens.Internal.Doctest