def add_to_list(str_to_add, round_two):
    """
    This will add a string to the round_two array if it does not exist.
    It will then return the index of the string within the Array
    """
    if str_to_add not in round_two:
        round_two.append(str_to_add)
    return round_two.index(str_to_add)