In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['c', 'g', '5279', 'a', 'u', 'A', '9003', 'q', '4359', 'M', 'p', 'm', '9323', '1511', 'e', 'i', '6067', 'L', '9807', '4115', '853', 'f', 5495, 4633, 'j', 'O', 'J', 'k', 9933, 8795, 'x', 'X', 'G', 1435, 'U', 'm', 9615, 7111, 1373], [483, 6137, 'M', 'G', 4833, 'S', 'G', 'Z', 5591, 9751, 1729, 'F', 6887, 'p', 9039, 7435, 'a', 'y', 'j', '5279', 'a', 'u', 'A', '9003', 'q', '4359', 'M', 'p', 'm', '9323', '1511', 'e', 'i', '6067', 'L', '9807', '4115', '853', 'G', 'O']