implement this onemodule Example2:This module defines a bunch of miscellaneous functions.sig..end
these functions... a cache is used to speedup...val f : int -> intsuccval g : int -> int implement this oneval h_one : int -> int to be used if not thread...val h_multi : int -> int to be used if multiple threads...val i : int -> int introduced to... empties the cacheval j : int -> int when passed zero will be slow if cache is large