instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
[1379, 'n', 1525, 'Y', 'A', '9043', '2335', '5029', 'f', 'b', '7547', '4275', 'R', 'H', 'd', 8015, 10007, 'R', 'K', 'n', 'o', 'U', 3049], ['k', 379, 'M', 'M', 'a', '9043', '2335', '5029', 'f', 'b', '7547', '4275', 'R', 'H', 'q', 'v', 7549]
answer:
9043, 2335, 5029, f, b, 7547, 4275, R, H


question:
[5269, 'q', 'b', 9461, 1715, 8909, 2865, 't', 3899, 9097, 's', 'J', 'u', 'O', 'q', '3289', '9079', 'q', '1341', 'a', '8881', 's', '1837', '4351', '5559', '43', '4733', 'y', '6455', '6219', '725', '7947', '7143', '9627', '3401', '1647', '755', 'E', 4775, 7047, 6939, 5023, 'F', 1385, 'f', 'P', 'R', 6711, 3741, 'C', 6351, 'K', 5279, 'm', 4933, 8587, 4429, 793, 5537, 'v'], ['X', 'A', 'I', 'W', 8039, 6937, 'l', 209, 6835, 'Z', 'x', 'G', 'R', 's', 'J', 'u', 'O', 'q', '3289', '9079', 'q', '1341', 'a', '8881', 's', '1837', '4351', '5559', '43', '4733', 'y', '6455', '6219', '725', '7947', '7143', '9627', '3401', '1647', '755', 'i', 'a', 'k', 5823, 'r', 'l', 'p', 'F', 5771, 'H', 7231, 't', 'c']
answer:
s, J, u, O, q, 3289, 9079, q, 1341, a, 8881, s, 1837, 4351, 5559, 43, 4733, y, 6455, 6219, 725, 7947, 7143, 9627, 3401, 1647, 755


question:
[1183, 8671, 1617, '3319', 'o', '5957', '4187', '3173', 'C', 'v', '3277', '9265', 'b', 'V', 'x', '4179', '4483', 'p', 'r', 2671, 'j', 973, 'F', 8019, 3623, 1311, 'U'], [6137, 6953, 'g', '3319', 'o', '5957', '4187', '3173', 'C', 'v', '3277', '9265', 'b', 'V', 'x', '4179', '4483', 'p', 'm', 1685, 't', 'd', 2713, 2575, 'X', 5637]
answer:

3319, o, 5957, 4187, 3173, C, v, 3277, 9265, b, V, x, 4179, 4483, p