In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['b', 'L', 'v', 7993, 2017, 929, '4549', '3397', 'O', 'M', 'F', '6233', '6011', 'Z', '8625', 'm', '1699', '7663', '2439', 'p', 'a', 'C', '9955', 'O', '1085', '2845', '2029', '391', 'O', '5349', 'L', '2971', '631', 'a', 3379, 'W', 397, 8293, 5007], ['j', 'O', 3563, 'V', 5991, 'z', 'd', 513, '4549', '3397', 'O', 'M', 'F', '6233', '6011', 'Z', '8625', 'm', '1699', '7663', '2439', 'p', 'a', 'C', '9955', 'O', '1085', '2845', '2029', '391', 'O', '5349', 'L', '2971', '631', 'm', 2835, 5795, 3245, 'A', 1761]