Imk0tter

def unhash(hash,charset=string.digits + string.ascii_letters):
    z = len(charset) + 1
    y = hash%z
    out = charset[y-1] if y > 0 else ' '
    return out if hash == y else unhash((hash-y)/z,charset) + out

def unhash(inp, charset=string.digits + string.ascii_letters):
    x = len(charset) + 1
    inp = int(inp,16)
    out = ''
    while inp > 0:
        y = inp%x
        out = (' ' if y == 0 else charset[y-1])+out
        inp = (inp-y)/x
    return out