In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5911, 'u', 6309, 9397, 9345, 7997, 'U', 'w', 'q', '7585', '3117', '4453', '3581', 'O', 'j', '3815', 'i', 'h', '1507', '3615', 'f', 'f', '2177', '3449', '1243', '5695', 'R', 'Z', 6167, 8919, 'M', 2389, 1105, 5255], ['d', 'F', 'w', 'q', '7585', '3117', '4453', '3581', 'O', 'j', '3815', 'i', 'h', '1507', '3615', 'f', 'f', '2177', '3449', '1243', '5695', 'e', 't', 8685, 'R', 'J', 5015, 8735, 'W', 5913]