In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['x', 5651, 3371, 'l', 'C', 'N', 3491, 'j', 'Q', 'h', 'v', 'G', 'c', 'F', '4447', '8667', '6295', '3401', '1281', '2651', '6463', 'F', 'N', '5583', 'w', '5439', '8861', 'I', '2895', '2597', 'w', 'I', '9399', 'c', 'e', '4855', 'n', 7209, 7687, 875, 'X', 'G', 4193, 905, 'b', 'S', 4453, 4033, 4237, 6191, 413, 9065, 'Y', 'U', 6287, 'q', 'B'], ['G', 'R', 6349, 'Q', 'X', 8409, 'L', 4155, 7509, 'x', 'K', 7671, 'Z', 'k', 'W', 'U', 'F', '4447', '8667', '6295', '3401', '1281', '2651', '6463', 'F', 'N', '5583', 'w', '5439', '8861', 'I', '2895', '2597', 'w', 'I', '9399', 'c', 'e', '4855', 'S', 8031, 4915, 'P', 593, 9541, 8149, 6277, 'K', 7009, 1049, 'I', 'X', 'O', 7359, 7177, 3135, 9581, 'V']