In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['H', 'z', 'i', 2235, 'F', 7863, 5279, 6871, 6305, 545, 'i', 'x', 1179, 4813, 7929, 9261, 'm', 'w', '8797', '6621', 'o', '9615', 'Q', '3235', '5995', '939', 't', 'T', 'g', 'c', '4047', 'm', 'V', 'P', '8637', 's', 'Z', 'G', 6405, 1707], [9085, 4723, 'q', 'i', 'w', 5997, 'w', 'H', 'N', 'v', 4797, 5633, 7441, 'O', 9121, 'h', 9939, 'w', '8797', '6621', 'o', '9615', 'Q', '3235', '5995', '939', 't', 'T', 'g', 'c', '4047', 'm', 'V', 'P', '8637', 'o', 2775, 5765, 'H', 309, 609, 9481, 'x']