4. Ruby Methods

Activity 4.01: Blackjack Card Game

Solution

1. Write a method to generate a deck of cards:

   def generate_deck
     cards = (1..13)
     suits = ["Diamonds", "Clubs", "Spades", "Hearts"]
     deck = []
     suits.each do |suit|
       cards.each do |card|
         deck << [card, suit]
       end
     end
     return deck
   end

2. Write a method to shuffle the deck of cards:

   def shuffle_deck(deck)
     shuffled_deck = []
     while(deck.length > 0) do 
       random_card_index = rand(deck.length)
       shuffled_deck << deck.delete_at(random_card_index)
     end
     return shuffled_deck
   end

3. Write a method to identify the cards drawn in a hand:

   def inspect_cards(cards, format: :short)
     hand = cards.map{|c| card_label(c, format: format...