In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[425, 'S', 'G', 4895, 1971, 'Z', 5225, 5315, 'G', 4659, 8233, 827, 'R', 4909, 'Q', '6031', 'x', 'Q', 'T', '5941', '4673', '2753', '3375', '7899', 'f', '53', '2105', 'G', 'W', '6189', 'L', 'T', 'X', '2291', 'N', 'z', 'z', 6753, 3865, 8469, 'I', 6875, 'T', 'D', 'M', 'l', 'J', 'p', 7441], [9337, 195, 'U', 613, 8457, 'y', 'S', 575, '6031', 'x', 'Q', 'T', '5941', '4673', '2753', '3375', '7899', 'f', '53', '2105', 'G', 'W', '6189', 'L', 'T', 'X', '2291', 'R', 7253, 8629, 'n', 3425, 333, 'h', 4857]