In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['K', 'N', 9381, 9725, 'Y', 1873, 'W', '2725', 'Z', 'h', '3127', '1039', '1855', '4511', 'i', '569', '7737', 'a', 'H', 'Z', 'm', '3497', '5823', '9395', '1605', '5381', 'k', 'i', 3745, 4743, 537, 5637, 'G', 'S', 4823, 157, 403, 'k', 'P', 7929, 'm', 'o', 6205, 9365, 'r', 'M', 'n'], ['A', 3411, 575, 'H', 'Q', 'd', 1589, 4875, 'R', 'l', 'd', 'w', 'u', 6363, 9439, 8959, '2725', 'Z', 'h', '3127', '1039', '1855', '4511', 'i', '569', '7737', 'a', 'H', 'Z', 'm', '3497', '5823', '9395', '1605', '5381', 'k', 'Z', 861, 't', 9013, 'r', 'K', 'q', 131, 4903, 'F', 'Y', 'i', 'G', 655, 'l']