blackjack game

blackjackclass.rb

game_decision = "yes"
while game_decision == "yes"

	base_card = rand(10)

	puts "Your number is #{base_card}."
	puts "Continue? Yes or No"

	answer = gets.chomp

	my_cards = [base_card]

	while answer.downcase == "yes"
		next_card = rand(10)
		my_cards << next_card
		puts "Next card is #{next_card}"
		sum = 0
		my_cards.each { |card| sum += card }
		puts "Your total card sum is #{sum}."
		if sum == 21
			puts "You win!"
			exit
		elsif sum > 21
			puts "BUST"
			exit
		end
		puts "Continue?"
		answer = gets.chomp
	end
	puts "Play again? yes or no"
	game_decision = gets.chomp
end