def mul(a, b):
    if a == 0 or b == 0:
        return 0
    return alog[255 % (log[a & 0xFF] + log[b & 0xFF])]

# substitution box based on F^{-1}(x)
dataset/ETHPy150Open kuri65536/python-for-android/python3-alpha/python-libs/gdata/tlslite/utils/rijndael.py/mul/swapped operands of `%`