In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5297, 4979, 4845, 'z', 7735, 7879, 2083, 'U', 6885, 'w', 'P', 'c', 6009, 2339, 'O', 4315, 1551, 'x', 'X', 'd', 3359, 5637, 5179, '7911', 'A', 'o', '4507', '287', '4861', 'j', '5675', 'n', '299', 'y', 'O', '5957', '6075', 'L', 'U', '3729', 'W', 'Y', 'g', 'N', '5277', 'o', '4129', '3505', '3361', 'c', 'k', 6353, 'C', 1877, 'T', 'l', 'r', 'E', 3187, 'J', 'A', 'S', 8939, 'v', 'u', 'w', 9135, 2695, 4297, 3931, 'y', 2137], [8681, 'F', 'f', 1251, 'r', 399, 'N', 1303, 3145, 4231, 'r', 9733, 'I', 'o', 'U', 'E', 'y', 'M', 4667, 8037, 'E', 2361, 1671, 7673, 'l', '7911', 'A', 'o', '4507', '287', '4861', 'j', '5675', 'n', '299', 'y', 'O', '5957', '6075', 'L', 'U', '3729', 'W', 'Y', 'g', 'N', '5277', 'o', '4129', '3505', '3361', 'c', 'x', 4837, 'b', 'Z', 9265, 'n']