"""tiny numbers"""

chain = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
length = len(chain)
points = list(chain)


def make(decimal):
    """code a shonu from decimal"""
    global length
    global points
    t = decimal % length
    if((t - decimal) == 0):
        out = points[t]
    else:
        out = make(int((decimal - t) / length)) + points[t]
    return out


def ekam(shonu):
    """code shonu to decimal"""
    chars = list(shonu)
    chars.reverse()
    power = 0
    out = 0
    for char in chars:
        digit = chain.find(char)
        out += digit * (length ** power)
        power += 1
    return out


def diff(big, small):
    """decimal difference between two tinnus"""
    big = ekam(big)
    small = ekam(small)
    return int(big - small)