(card)
:param card: str - given card.
    :return: int - value of a given card (J, Q, K = 10, numerical value otherwise).
def value_of_card(card):
    """

    :param card: str - given card.
    :return: int - value of a given card (J, Q, K = 10, numerical value otherwise).
    """

    pass
def value_of_card ( card ) : pass