cards.rb

class Card
  def initialize(rank = nil, suit = nil)
    if suit.nil?
      @suit = ['♠', '♣', '♥', '♦'].sample
    else
      @suit = suit
    end
    @rank = rank
  if rank.nil?
    @rank= ["jack", "king", "queen", "ace"].sample
  else
    @rank=rank
   end
    puts "Create a new card: #{@rank} of #{@suit}"
  end

end

5.times { Card.new }