def find_my_friend(queue: list, friend_name: str) -> int:
    """

    :param queue: list - names in the queue.
    :param friend_name: str - name of friend to find.
    :return: int - index at which the friends name was found.
    """
    for i, name in enumerate(queue):
        if friend_name == name:
            return i
    return -1