def sum_of_digits(n):
    sum = 0
    while n > 0:
        sum += n % 10
        n = n // 10
    return sum


def sum_of_digits_till_inf(n):
    while n >= 10:
        n = sum_of_digits(n)
    return n


def numerology_of_date(date):
    d = sum_of_digits_till_inf(date["day"])
    m = sum_of_digits_till_inf(date["month"])
    y = sum_of_digits_till_inf(date["year"])
    return sum_of_digits_till_inf(d + m + y)