In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1771, 'Z', 9349, 4533, 5047, 7235, 'A', 'K', 6429, 'f', 5293, 1685, 'v', 'n', '6773', 'K', '8879', 'W', 'a', 'U', '3935', 'C', 'b', 'h', '2897', 'K', '8859', '6585', 'F', 'Z', '769', 'l', 'W', 's', '1031', 'k', 'C', 'b', '7053', '1717', '3179', 'T', 'p', 7923, 'a', 'y', 1121, 1823, 'z', 'b', 'b', 's', 8579, 'A', 1893, 5463, 'j', 3873, 9211], ['l', 4215, 7137, 'e', 'i', 8543, 5289, 'C', 'e', 'j', 'p', 't', 'l', 5781, 5793, 4169, 3535, 'b', 'u', 4627, 2611, 'k', 7161, 'i', 'c', 'n', '6773', 'K', '8879', 'W', 'a', 'U', '3935', 'C', 'b', 'h', '2897', 'K', '8859', '6585', 'F', 'Z', '769', 'l', 'W', 's', '1031', 'k', 'C', 'b', '7053', '1717', '3179', 'T', 'L', 'w', 5361, 'H', 'n', 5377, 'Z', 9611, 7699, 8559, 3481, 6263, 279, 'R', 's', 2151, 563, 4819, 415, 'K', 'J', 6241, 9835, 5851, 783, 3097, 'Z', 'o']