In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['z', 4279, 'y', 'H', 5233, 9165, 121, 5297, 9589, 8141, 'p', 'e', 6661, 6361, 'H', 7263, 4117, 8507, 'N', 5407, 'h', '3483', 'o', '7923', '4185', 'B', '8755', 'D', 'u', '7395', 'n', '6315', '9405', '7747', 'Q', 'g', '5141', '1425', '4665', 'E', '6357', 'A', 't', 'c', 'x', 'h', 'a', 'H', 'W', 'Z', 'k', 2257, 'b', 'h', 'J', 6057, 8185, 'n', 381, 9069, 'J', 'N', 523, 'Z', 'q', 'P', 3807, 10003], [1375, 9851, 'Z', 9639, 8089, 's', 2627, 1755, 'Q', 'q', 6561, 203, 497, 4623, 2797, 7705, 5623, 9347, 'h', 'g', 2537, 'p', 6069, 'C', '3483', 'o', '7923', '4185', 'B', '8755', 'D', 'u', '7395', 'n', '6315', '9405', '7747', 'Q', 'g', '5141', '1425', '4665', 'E', '6357', 'A', 't', 'c', 'x', 'h', 'a', 'Q', 'I', 3367, 'Y', 9415, 31, 'U', 'X', 'f', 6953, 'n', 'A', 'i', 'J', 6871, 'S', 2903, 7987, 3801, 'P']