输入
import numpy as np
import itertools
a = np.array([ 1, 6, 7, 8, 10, 11, 13, 14, 15, 19, 20, 23, 24, 26, 28, 29, 33,
34, 41, 42, 43, 44, 45, 46, 47, 52, 54, 58, 60, 61, 65, 70, 75]).astype(np.uint8)
b = np.array([ 2, 3, 4, 10, 12, 14, 16, 20, 22, 26, 28, 29, 30, 31, 34, 36, 37,