Module HiddenInts


module HiddenInts: sig .. end
Let you create in a simple way an hidden integer counter that garanties, that every created int is unique.
Author(s): : Phillip Heidegger

module type S = sig .. end
module type with the prefix for the string_of function.
module type HI = sig .. end
Output signature of the functor
module Make: 
functor (X : S) -> HI
Create a new instance of an HiddenInteger module