module Zadt
  class ADT
    def self.show_linkedlist_help_message
      puts "Here are the functions for LinkedListNode:"
      puts "#val"
      puts "#next"
    end

    def self.show_doublylinkedlist_help_message
      puts "Here are the functions for DoublyLinkedListNode:"
      puts "#val"
      puts "#next"
      puts "#prev"
    end
  end
end