In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 221, 'N', 8055, 'c', 'P', 4503, 'L', 'A', 5195, 'b', 'B', 'C', 'n', 'J', 'C', 2859, 'Z', 'T', '9129', 'P', 'N', '3101', '6245', 's', 'o', 'X', 'z', '1201', 'd', '7785', '4945', '6815', '3597', 'D', 'U', '7111', '6643', 'f', 'O', 'o', 'R', 'H', 'f', 'H', 'g', 's', 'f', 'N', 'K', 7685, 'B', 323, 'o', 5885, 'j'], [461, 'w', 'Z', 'T', '9129', 'P', 'N', '3101', '6245', 's', 'o', 'X', 'z', '1201', 'd', '7785', '4945', '6815', '3597', 'D', 'U', '7111', '6643', 'E', 4549, 8369, 'a', 'J', 'D', 'E', 3171, 'E', 'N', 's', 1595, 2569, 'P']