In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3265, 'B', 'r', 'Z', 6713, 7201, 'H', 279, 'l', 3481, 'P', 8817, 'k', 1937, 2567, 'E', '8325', '5165', 'a', 'M', 'U', '1913', 'M', '7863', '5169', '5637', '7487', 'z', 'D', '5345', '1789', '1887', 'W', 'H', '3091', '8881', 't', 'g', 6475, 2243, 'f', 3325, 'T', 't', 'i', 'W', 'T', 'b', 9899, 5221, 'f', 'R', 'M', 's', 'C', 'e', 163, 'h'], [6907, 's', 7781, 3885, 'F', 'q', 1401, 3797, 'G', 'Q', 7187, 'a', 'H', '8325', '5165', 'a', 'M', 'U', '1913', 'M', '7863', '5169', '5637', '7487', 'z', 'D', '5345', '1789', '1887', 'W', 'H', '3091', '8881', 't', 'O', 'O', 'A', 8841, 4495, 3289, 'R', 'A', 'Q', 2497, 'Y', 'h', 'f', 3839, 1757, 'P', 'W', 'F']