In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9019, 9697, 'Y', 'Q', 6041, 'm', 'U', 'c', 8681, 2627, 6193, '589', '8007', 'H', '3547', 'Q', '4887', 'X', 'c', '757', 'y', '7671', 'U', 'D', '3189', 'S', '5437', '6519', 'W', 'S', 'G', '8195', 'G', '7485', '9023', 'c', 'w', 'q', '4473', 'C', 2793, 'w', 6909, 2383, 8939, 'e'], ['H', 7813, 5567, 'v', 'c', 'U', 3603, 'U', 'o', 3759, 687, 'E', 4019, 1141, '589', '8007', 'H', '3547', 'Q', '4887', 'X', 'c', '757', 'y', '7671', 'U', 'D', '3189', 'S', '5437', '6519', 'W', 'S', 'G', '8195', 'G', '7485', '9023', 'c', 'w', 'q', '4473', 'q', 'W', 8127, 'q', 1197, 'z', 'w', 6227, 'R', 'k']