In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5439, 'M', 'i', 'W', 'z', 'E', '4759', '117', 'N', '2155', 'r', '3811', 'i', '2297', 'z', 's', '3983', '8699', '5317', 'Q', 'k', '9829', '2441', 'd', '4965', '2529', 'O', '7781', 'K', 'y', '9333', 'F', 10011, 6583, 9693, 'P', 5471, 'v', 'u', 'U', 7895, 'B', 'j', 'S', 'i', 'I', 'L', 4299, 267, 'Z', 239, 6999, 'd', 'V', 'N', 761, 'i'], ['i', 273, 9485, 'x', 8149, 8689, 2365, 't', 'E', 'q', 'E', 'e', 'i', 'W', 'z', 'E', '4759', '117', 'N', '2155', 'r', '3811', 'i', '2297', 'z', 's', '3983', '8699', '5317', 'Q', 'k', '9829', '2441', 'd', '4965', '2529', 'O', '7781', 'K', 'y', '9333', 'm', 2031, 2039, 7931, 2457, 'n', 8433, 8743, 'T', 2827, 8965, 'U', 4167, 'x', 7893, 6973, 'U', 7427, 2447, 5023, 'Q', 9237, 7901]