In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['O', 7633, 'J', 'T', 5663, 'C', 9345, 'M', 'w', 9379, 7587, 'L', 3945, 'V', 'X', '1699', '7577', '9187', '9635', '1085', 'f', '8729', 'D', '2095', 'B', '7963', '6375', 't', '4969', '5295', 'Y', 'O', 'g', 'L', 2421, 2159, 4751, 'k', 'v', 1019, 'o', 'j'], ['u', 6821, 1401, 'B', 'o', 'e', 'a', 'a', 9319, '1699', '7577', '9187', '9635', '1085', 'f', '8729', 'D', '2095', 'B', '7963', '6375', 't', '4969', '5295', 'y', 2723, 'r', 'F']