In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9305, 5879, 'Q', 1989, 'l', 'k', 's', 'O', 2391, 'M', '5225', 'U', 'A', '8583', '8201', 'X', '6811', '7943', '101', 'Z', 'H', '8013', 'N', '7461', 'G', '4929', 'K', '5495', '4281', '2273', '5587', 'a', 'e', 'e', 'e', 2887, 'h', 10029, 'n', 6227, 'R', 9757, 'Z', 2703, 4687, 1223, 'x', 'n', 'U', 2589, 'K', 8391, 'F', 7633, 'S'], [7853, 'G', 'r', 'J', 'U', 'j', 'f', 'N', 'w', 2115, 4471, 4397, 'U', 1365, 2691, 8237, '5225', 'U', 'A', '8583', '8201', 'X', '6811', '7943', '101', 'Z', 'H', '8013', 'N', '7461', 'G', '4929', 'K', '5495', '4281', '2273', '5587', 'a', 'e', 'e', 'L', 'U', 8709, 'P', 447, 's', 'B', 4723, 'i', 'v', 'N', 4941, 5545, 'X', 'Z', 6059]