def rank(hand: List[str]) -> int:
    ranks = {
        'KK': 1,
        'QQ': 2,
        'JJ': 3,
        'KQ': 4, 'QK': 4,
        'KJ': 5, 'JK': 5,
        'QJ': 6, 'JQ': 6
    }
    
    cards = hand[0][0] + hand[1][0]
    return ranks[cards]