In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['I', 'o', 3777, 6567, 't', 'y', 'W', 515, 2707, 1845, 9633, 6091, 3059, 6229, 983, 4897, '2883', '1365', '1453', 'G', '5845', 'W', 'O', '9383', '721', '3799', '9989', '3043', '4697', 'i', 'M', '3745', 'g', '9293', 'K', 'N', 'K', 'V', 'N', 'O'], ['f', 'T', 7529, 's', 855, 951, 'B', 'l', 'G', 'B', 2621, 'M', 5401, 3303, 2979, 5713, 'C', '2883', '1365', '1453', 'G', '5845', 'W', 'O', '9383', '721', '3799', '9989', '3043', '4697', 'i', 'M', '3745', 'g', '9293', 'K', 'N', 'b', 3293, 9713, 'S']