In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['t', 'Z', 'W', 6343, 6073, 'd', '257', 'e', 'j', 'g', '9065', '3687', 'J', 'Z', 'R', '7713', '1341', '6165', 'y', '2157', '4485', 'E', '9927', 'k', 'Z', 'n', 'D', 'K'], [1729, 9565, '257', 'e', 'j', 'g', '9065', '3687', 'J', 'Z', 'R', '7713', '1341', '6165', 'y', '2157', '4485', 'E', '9927', 'k', 'O', 6153, 8643, 1893, 4607, 9909, 'q', 'a', 1127, 'O', 7449, 'Z', 8061, 'c', 9613, 7187, 'q']