In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9159, 4751, 6607, 2383, 5461, 2427, 'M', 'L', 4629, 'w', 'Q', 8965, 'E', 6669, 'j', 5717, 'x', '587', 'G', 'C', '109', 'a', '4093', 'C', 'v', 'g', '8973', 'P', '4767', 'M', 'H', '2513', '7613', 'v', 'Y', 'i', 7683, 'Q', 5837, 6443, 'o', 'G', 6365, 8959, 'O', 'n', 6627, 9529, 5273, 'b', 'n'], ['i', 'h', 2319, 'b', 971, 3445, 'v', 8539, 9873, 'B', 1779, 'X', 'I', 6255, 3027, 3415, 'H', '587', 'G', 'C', '109', 'a', '4093', 'C', 'v', 'g', '8973', 'P', '4767', 'M', 'H', '2513', '7613', 'v', 'Y', 'R', 'T', 1809, 8605, 6427, 3525, 'M', 7771, 5127, 'Q', 6071, 'y', 'z', 'V', 8611, 9153]