In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['L', 'p', 5545, 'T', 1193, 6103, '639', 'O', '7151', 'p', '307', '8999', 'L', 't', '5809', '8611', '4567', 'X', '8329', '8723', '3583', 'X', 'Y', 'j', 'R', 'E', 'y', 'N', 'O', 2937, 'Z', 'J', 1443, 6653, 'e', 'Y', 'q', 'Q', 2481], [9435, 4335, 9519, 6213, 'L', 'n', 5763, 2345, 'I', 'K', 9601, 'L', 'w', 'P', '639', 'O', '7151', 'p', '307', '8999', 'L', 't', '5809', '8611', '4567', 'X', '8329', '8723', '3583', 'X', 'Y', 'j', 'R', 'E', 'y', 'N', 'b', 7743, 'A', 'H', 'O', 4467, 'C', 'E', 5431, 'L', 1081, 3863]