<s>[INST] # Create a simple blackjack game
# start with a standard deck and deal two cards face up to the player and two to the dealer, 
# one face up and the other face down
# let the player choose to hit or stick and keep track of the score
# if player score exceeds 21 or goes bust, end the game and declare the dealer the winner
# if player chooses to stick, reveal the dealer's hidden card and have them hit 
# until their score is 17 or higher or they bust

import random

# define card ranks and suits
ranks = [_ for _ in range(2, 11)] + list('JQKA')
suits = 'spades diamonds clubs hearts'.split()

# build the deck
def build_deck():
    deck = [{'rank': r, 'suit': s} for r in ranks for s in suits]
    random.shuffle(deck)
    return deck

# deal a card
def deal(deck):
    return deck.pop()

# calculate the score of a hand
def calculate_score(hand):
    score = 0
    aces = 0
    for card in hand:
        if card['rank'] == 'A':
            aces += 1
            score += 11
        elif card['rank'] in 'KQJ':
            score += 10
        else:
            score += card['rank']
    while score > 21 and aces:
        score -= 10
        aces -= 1
    return score

# deal two cards to player and dealer
def play_game():
    deck = build_deck()
    player_hand = [deal(deck), deal(deck)]
    dealer_hand = [deal(deck), deal(deck)]

    print(f"Player's hand: {player_hand[0]['rank']}, {player_hand[1]['rank']}")
    print(f"Dealer's up card: {dealer_hand[0]['rank']}")

    while True:
        choice = input("Do you want to 'hit' or 'stick'?[/INST]