In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9001, 7711, '2429', '9181', '4935', 'x', 'y', 'r', '4341', '3109', 'q', '8679', '2641', '8175', '2189', '1399', 'Y', 'e', '8809', 'q', '6255', '6119', 'h', 'V', 'O', 'X', '2467', '7645', '4107', '9993', 'X', '6009', 'e', 'h', 4505, 'Y', 2077, 'o', 8681, 9099, 9733, 'z', 'h', 'x', 3093, 'A', 8659, 'i', 'C', 'R', 4807, 'S', 'e', 'C', 8689, 8327, 'i'], [4803, 'a', '2429', '9181', '4935', 'x', 'y', 'r', '4341', '3109', 'q', '8679', '2641', '8175', '2189', '1399', 'Y', 'e', '8809', 'q', '6255', '6119', 'h', 'V', 'O', 'X', '2467', '7645', '4107', '9993', 'X', '6009', 'B', 6621, 8845, 8573, 1691, 'm', 'p', 'B', 7857, 'I', 'v', 'k', 'V', 'j', 9441, 'R', 5301, 'W', 'r', 'W', 4717, 'W', 'E', 4745, 'u', 'L', 3953]