import random


def roll_d66(num):
    """
    D66 roller, which is a 36-result table where one D6 is the 1s digit and
    the other is the 10s
    """
    result = 0
    rolled_die = 6

    for _ in range(0, num):
        result += random.randint(1, rolled_die)*10
        result += random.randint(1, rolled_die)
    return result