In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[8849, 'I', 8995, 'Y', 'C', 2745, 313, 'H', 'X', 'M', 'X', 's', 'G', '4485', '9961', '5583', 'B', '3049', 'x', '9559', '7513', 'F', '7993', '9033', '8335', 'Z', '2689', '5111', '5233', 'i', '6597', '3069', '6637', 'C', 'b', 'E', 'T', 8027, 'W', 'Q', 'H', 'k', 'y', 5683, 79, 6533, 'p', 7865, 'I'], ['N', 'w', 'F', 4625, 'J', 'M', 'k', 'A', 'Y', 7451, 10011, 7951, 'A', 2467, 'I', 9317, 's', 'G', '4485', '9961', '5583', 'B', '3049', 'x', '9559', '7513', 'F', '7993', '9033', '8335', 'Z', '2689', '5111', '5233', 'i', '6597', '3069', '6637', 'C', 'b', 'o', 4859, 3301, 6501, 1015, 'b', 4393, 's', 4541, 'g', 5175, 'U', 'o', 'I']