In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5095, 9311, 3737, 9625, 'l', '8691', '9831', '2639', 'e', '8317', '2681', '251', 'I', '2813', 'x', 'u', '8489', 'E', '7639', 'y', '4471', '9781', '2023', 'W', '1459', 'q', '6201', '5249', '4943', '8417', 'K', 'g', 'S', 1607, 5179, 4605, 2615, 'Z', 2489, 8539, 6589, 'i', 'i', 8557, 2081, 5713, 'U', 'C', 8375, 'O', 7341, 3095, 'J'], ['j', 6213, 6937, 1139, 8505, 5049, 'v', 'l', '8691', '9831', '2639', 'e', '8317', '2681', '251', 'I', '2813', 'x', 'u', '8489', 'E', '7639', 'y', '4471', '9781', '2023', 'W', '1459', 'q', '6201', '5249', '4943', '8417', 'Z', 'a', 'n']