In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['p', 'Z', 'Z', 5929, 7441, 'g', 7897, 'p', 4341, 'F', 'c', 'i', '1227', 'p', '6197', 'M', '3549', 'G', '11', '7667', 'T', '7819', 'T', '8965', '4725', 'R', 'Q', '4873', '4701', 'F', 2669, 3809, 645, 6921, 'R', 9767, 'h', 'J', 7893, 'h'], [937, 'a', 'i', '1227', 'p', '6197', 'M', '3549', 'G', '11', '7667', 'T', '7819', 'T', '8965', '4725', 'R', 'Q', '4873', '4701', 'Z', 'q', 'u', 6333, 5793, 'a', 783, 'K', 'R']