Module Huffman_coding.NodeMinHeap

module NodeMinHeap: Binary_heap.BinaryHeap(sig
type t = Huffman_coding.t 
val compare : t -> t -> int
val show : t -> string
end)

type t = {
   heap : heap;
   index : int;
}
include struct ... end
val peek : t -> Ord.t option
val extract : t -> Ord.t option * t