In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5553, 4581, 'g', 'x', 'M', 143, 'I', 'V', '4435', '2975', '3583', 'K', 't', 'B', 'x', '395', '5005', '4225', 'R', 'P', '427', 'Q', 'O', '8923', 'N', 'E', 'C', '1041', 'B', '2973', 'X', 'J', '4195', '7193', '8827', 'E', 'N', 'n', 2595, 'c', 'M', 'C', 'q', 'V', 2375, 'D'], ['F', 'e', 515, 10029, 'u', 1453, 'z', 'e', 8221, 7709, 's', 'j', 'L', 9127, 'k', 'B', 'x', 9311, 3135, 4701, 557, 8687, 2515, 8007, 'V', '4435', '2975', '3583', 'K', 't', 'B', 'x', '395', '5005', '4225', 'R', 'P', '427', 'Q', 'O', '8923', 'N', 'E', 'C', '1041', 'B', '2973', 'X', 'J', '4195', '7193', '8827', 'E', 'F', 8635, 'L', 'd', 'G', 'p', 'q', 'u', 8651, 'j', 'O', 9519, 'f', 4973, 9133, 'R', 689, 3601, 'z', 3527, 3473, 5359, 9009, 671]