In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3615, 'f', 'G', 2295, 'u', 1205, 'M', 6405, 7959, 'U', 'W', 'n', 871, 2963, 2951, 'a', 6043, 4141, 10029, 3911, 'a', 'W', 9913, 'I', 'e', 'c', '7593', '7959', 'C', 't', '4449', 'f', '5937', '619', 'C', 'L', '2955', 'w', '1903', '1653', '5321', 'l', '4827', '6443', '2735', 'J', '5919', 'F', 'u', 'V', 'e', 'X', 'I', 'C', 5949, 'E', 'G', 'L', 1845, 'i', 'I', 7691, 'M', 6945, 'Y', 'c', 1717, 'B', 'p', 9, 'i', 'r', 'L', 4853], ['g', 7653, 'n', 4317, 'p', 'x', 9437, 'r', 2271, 'x', 'I', 'e', 'c', '7593', '7959', 'C', 't', '4449', 'f', '5937', '619', 'C', 'L', '2955', 'w', '1903', '1653', '5321', 'l', '4827', '6443', '2735', 'J', '5919', 'F', 'u', 'V', 'e', 'y', 'D', 9947, 4147, 4721, 10001, 8045, 's', 3287, 'W', 'G', 'A', 5827, 'I', 8237, 't', 'a', 'x', 1615, 'M', 'l', 6349, 'h', 8209]