result = [
    (1, 1),
    (31, 1),
    (15, 8)
]


def get_long_months():
    half_year_1 = list(range(1, 8, 2))
    half_year_2 = list(range(8, 13, 2))
    return half_year_1 + half_year_2


def format_day_or_month(value: int) -> str:
    if value < 10:
        value = '0' + str(value)
    else:
        value = str(value)
    return value


def print_day(day: tuple) -> str:
    day, month = day
    day = format_day_or_month(day)
    month = format_day_or_month(month)
    return day + '.' + month


def print_days(days: list):
    for day in days:
        print(print_day(day))


if __name__ == '__main__':
    month = get_long_months()
    print_days(result)