import random

name = input("Please enter your name: ")
player_score = 0
computer_score = 0
player_count = 2
computer_count = 2
keepPlaying = True
deal = 'y'

def getCard(score) :
	card = random.randint(1,11)
	score = score + card
	return score

def checkResults(player_score, computer_score) :
	if player_score < 21 and computer_score < 21 :
		return True
	elif player_score > 21 and computer_score < 21 :
		print("You bust! The dealer wins.")
		return False
	elif player_score < 21 and computer_score > 21 :
		print("The dealer busts. You win!")
		return False
	elif player_score == 21 and computer_score < 21 :
		print("Blackjack! You win!")
		return False
	elif computer_score == 21 and player_score < 21 :
		print("Blackjack! The dealer wins.")
		return False

def displayScore(player_score, computer_score) :
	print("")
	print("~ Score ~")
	print("{0}: {1}".format(name, player_score))
	print("Dealer: ", computer_score)

player_score = getCard(player_score)
computer_score = getCard(computer_score)
player_score = getCard(player_score)
computer_score = getCard(computer_score)
displayScore(player_score, computer_score)
keepPlaying = checkResults(player_score, computer_score)


while keepPlaying == True and deal == 'y' :
	print("Would you like another card?")
	deal = input("Enter 'y' or 'n': ")
	deal = deal.lower()
	while deal != 'y' and deal != 'n':
		print("Error: Invalid input.")
		deal = input("Enter 'y' or 'n': ")

	if deal == 'y':
		player_score = getCard(player_score)
		player_count = player_count + 1
		displayScore(player_score, computer_score)
		keepPlaying = checkResults(player_score, computer_score)
	elif deal == 'n':
		while computer_score < 16 or computer_score < player_score :
			computer_score = getCard(computer_score)
			computer_count = computer_count + 1
			displayScore(player_score, computer_score)
			keepPlaying = checkResults(player_score, computer_score)

if player_score < 21 and computer_score < 21 :
	if player_score > computer_score :
		print("You win!")
	elif player_score == computer_score :
		if player_count > computer_count :
			print("Tied score - the dealer wins with less cards.")
		elif computer_count < player_count :
			print("Tied score - you win with less cards!")
		else :
			print("Tie!")
	else :
		print("The dealer wins.")