In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7965, 8283, 1365, 2291, 'C', 'G', 5151, 'K', 'b', 1629, 441, 4663, 7879, 'S', 'g', 8215, 9747, 1375, 4577, 4611, 9481, 'P', 3679, 7425, 109, 9191, 'K', 'v', '4497', 'Q', 'x', 'Q', '8383', 'u', 'T', '4497', 'Q', 'x', 'J', 'Z', '4885', 'B', '9699', 'n', 'D', 'V', 'w', '2899', 's', 'B', 'P', 'y', 'f', 'M', 'i', 'Q', 'r'], [717, 'k', 3635, 1583, 'S', 139, 5585, 'i', 4149, 's', 3033, 4097, 3035, 7653, 'd', 7491, 'E', 'q', 9767, 9915, 2501, 'W', 8593, 'v', 'K', 'v', '4497', 'Q', 'x', 'Q', '8383', 'u', 'T', '4497', 'Q', 'x', 'J', 'Z', '4885', 'B', '9699', 'n', 'D', 'V', 'w', '2899', 's', 'B', 'P', 'y', 'f', 'M', 'i', 'x', 5977, 241, 9421, 6571, 307, 'y', 'r', 'b']