In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[4895, 723, 'R', 1161, 8385, 3449, 2451, 'm', 2523, 3133, 'b', 's', 'v', 4243, 2631, 8257, '8533', 'k', 'y', 'n', 'L', 'B', '1821', 'R', 'O', 'F', '9265', '5563', '2865', 'f', '2533', '7953', 's', '6879', '6841', 'J', 'J', '6461', 't', 'Z', 3265, 'c', 'i', 'Y', 'I', 'J'], ['c', 'c', 't', 'X', '8533', 'k', 'y', 'n', 'L', 'B', '1821', 'R', 'O', 'F', '9265', '5563', '2865', 'f', '2533', '7953', 's', '6879', '6841', 'J', 'J', '6461', 'F', 'W', 'K', 'G', 'o', 'k', 'e', 3747, 'z', 1045, 7871, 671, 1163, 'd', 'H', 'C', 'D']