In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9343, 'K', 'G', 255, 4541, '5801', 'B', 't', 'X', '5943', 'G', '767', '8527', 'K', '669', 'z', 'j', 'v', '1415', '2745', 'D', 'T', '9601', '9779', 'W', 'C', '2115', '7233', 'o', '6713', 'O', 'm', 'f', 'z', 'i', 't'], ['D', 't', 'Q', 'j', 'Q', 'p', 7449, 'F', 'P', 4707, 1057, 2323, 'G', 6677, 'M', 'f', 'V', 9623, 9321, 'U', 'm', 2423, 4151, 6649, 'h', 'y', 'X', '5801', 'B', 't', 'X', '5943', 'G', '767', '8527', 'K', '669', 'z', 'j', 'v', '1415', '2745', 'D', 'T', '9601', '9779', 'W', 'C', '2115', '7233', 'o', '6713', 'O', 'm', 'f', 'n', 3999]