In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['Z', 1683, 'i', 2233, 'j', 'H', 5151, 8153, 4793, 'Q', 'Z', 't', 7057, 5423, 'K', 'R', 's', 'u', '5167', '2575', 'q', 'F', '1243', 'D', '10017', '2233', 'D', 'Y', 'h', 'A', 'w', 'k', 'r', '8269', '7299', '5911', 'f', '5239', '5079', '2593', 'B', '8811', 'u', 'p', 6337, 'u', 'K', 7163, 1745, 'i', 'h'], ['l', 'b', 'K', 97, 9697, 3149, 1607, 'm', 'd', 'F', 4611, 'o', 'K', 'w', 'M', 'K', 163, 'u', '5167', '2575', 'q', 'F', '1243', 'D', '10017', '2233', 'D', 'Y', 'h', 'A', 'w', 'k', 'r', '8269', '7299', '5911', 'f', '5239', '5079', '2593', 'B', '8811', 'u', 'r', 'Q', 5583]