In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['L', 3169, 1921, 'X', 'a', 3541, 2921, 'N', 'X', '3635', '7617', 'C', 'q', '6755', '4801', '3657', '5767', '6025', 'A', 'o', '9157', '4431', '5691', 'o', '535', '1243', 'g', 'M', '5387', 'N', '6019', 'J', '6715', '6853', 'w', 'p', 'C', 'p', 'F', 'F', 1293, 539, 'G', 'o', 'H', 5483, 'M', 'm', 9065, 2361, 'q', 'v', 1191], [9267, 'p', 4155, 6997, 6819, 'h', 'a', 'H', 183, 3701, 'X', '3635', '7617', 'C', 'q', '6755', '4801', '3657', '5767', '6025', 'A', 'o', '9157', '4431', '5691', 'o', '535', '1243', 'g', 'M', '5387', 'N', '6019', 'J', '6715', '6853', 'w', 'p', 'C', 'p', 'i', 9765, 5501, 'u', 'W', 6355]