我有两份清单如下
a = [646, 650, 654, 658, 662, 666, 670, 674, 678, 682, 686, 690, 694, 698, 702, 706, 13565, 13569, 13573, 13577, 13581, 13585, 13589, 13593, 13597, 13601, 13605, 13609, 13613, 13617, 13621, 13625, 13629, 13633, 13637, 13641, 13645, 13649, 13653, 13657, 13661, 21237, 21241, 21245, 21249, 212