From following Haskell code, define types for myhead, mytail, myzip, and mystery

5. A programmer writes the following code but fails to provide types: data SF a = ss a FF deriving (Show, Eq) myhead FF myhead (a:as) SS a mytail (1 [] mytail (:xs) XS myzip [ 0 1 myzip [] = [] myzip (a:as) (b:bs) (a,b): (myzip as bs) mystery xs myhead (x(x,y)