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380 B
380 B
Exercises: Heavy Lifting
a = fmap (+1) $ read "[1]" :: [Int]b = (fmap . fmap) (++ "lol") (Just ["Hi,", "Hello"])c = fmap (*2) (\x -> x - 2)d = fmap ((return '1' ++) . show) (\x -> [x,1..3])- see block below
e :: IO Integer
e = let ioi = readIO "1" :: IO Integer
changed = fmap read (fmap (("123"++) . show) ioi)
in fmap (*3) changed