In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1929, 4689, 'n', 8041, 9403, 9827, '9187', '8209', '859', 'g', 'W', 'U', '1479', 'r', '4511', 'Z', 'c', '1191', 'A', '6903', 'n', '5933', '3263', '5161', '2377', '4877', 'f', '4231', '7169', 'z', 'k', '2733', '9957', 'L', 'f', 'm', 'Z', 6739, 'Q', 'm', 'B', 2313], ['v', 'l', 1235, 'N', 9583, 'p', 5865, 'd', 'L', 8093, 9981, 7681, 'j', 'W', 'i', 'N', 'S', 7663, 'K', 'T', 'O', 'S', 5629, 'M', 5999, 'V', '9187', '8209', '859', 'g', 'W', 'U', '1479', 'r', '4511', 'Z', 'c', '1191', 'A', '6903', 'n', '5933', '3263', '5161', '2377', '4877', 'f', '4231', '7169', 'z', 'k', '2733', '9957', 'R', 9373, 'U', 'A', 9265]