_ A abs all and any append B Break C compose concat concatMap curry curryApply cycle

D div Double drop dropWhile E elem eq even F filter flip foldl foldl1 foldr foldr1

H head I id inc init integers iterate L L last length lines

M map max maximum min minimum N negate notElem notEq Null O odd or

P product Q quot R rem repeat replicate reverse

S scanl scanl1 scanr scanr1 show span splitAt square subtract sum T tail take takeWhile

U uncurry unlines until unwords W words Z zip zip3 zipWith zipWith3