BV号与av号互转算法 Python alphabet = 'fZodR9XQDSUm21yCkr6zBqiveYah8bt4xsWpHnJE7jL5VG3guMTKNPAwcF' def dec(x): r = 0 for i, v in enumerate([11, 10, 3, 8, 4, 6]): r += alphabet.find(x[v]) * 58**i return (r - 0x2_0840_07c0) ^ 0x0a93_b324 de