In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['l', 8775, 't', 1891, 4553, 'g', 'J', '7621', '4045', '7529', 'Q', '1911', '8081', '1545', 'S', '39', '1889', '6533', 'W', '1781', 'F', 2277, 1147, 7163, 1195, 'b', 4747, 'F'], [2327, 7135, 'v', 3435, 1549, 'W', 'F', 8335, 5709, 1835, 'm', 'C', 8447, 'g', 'J', '7621', '4045', '7529', 'Q', '1911', '8081', '1545', 'S', '39', '1889', '6533', 'W', '1781', 'H', 2639, 2665, 8671, 4719, 'W', 4065, 'q', 8727]