In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[Q]: [2895, 5147, 'w', 'e', 3385, 'm', 'y', 't', 'L', 1739, 8053, 7245, 6403, 8217, 'k', '9237', 'F', '4959', '3637', 'X', '1127', 'L', '9537', '3871', 'D', '3747', 'E', 'U', 'b', 'n', '7893', 'F', 'l', 'y', 4019, 9049, 'n', 'j', 6871], ['c', 'k', 'E', 'L', 6709, 's', 'M', 3861, 'M', 4297, 5731, 'a', 'V', 'k', '9237', 'F', '4959', '3637', 'X', '1127', 'L', '9537', '3871', 'D', '3747', 'E', 'U', 'b', 'n', '7893', 'F', 'w', 'd']
[A]: k, 9237, F, 4959, 3637, X, 1127, L, 9537, 3871, D, 3747, E, U, b, n, 7893, F


[Q]: [3937, 'R', 'H', '3517', '1845', 'Y', '8999', '7003', '6677', '8517', 'k', 'W', '5321', '5817', 's', '271', '4109', 'o', 5471, 's', 8751, 2307, 4959, 2645, 7227, 3355, 'Z', 'c', 'D', 1155, 'W', 'T'], ['V', 'B', 'z', 2111, 'H', '3517', '1845', 'Y', '8999', '7003', '6677', '8517', 'k', 'W', '5321', '5817', 's', '271', '4109', 'b', 8675, 9843, 'v', 'n']
[A]: H, 3517, 1845, Y, 8999, 7003, 6677, 8517, k, W, 5321, 5817, s, 271, 4109


[Q]: ['Z', 'B', 'L', 'Q', 'L', 5135, 1189, 'x', 'g', 'y', 'x', '73', 'N', 'D', 'X', 'm', '7799', '2875', '8507', 'a', 'l', 'V', 4653, 't', 'e', 'N'], [7475, 'u', 'K', 'y', 'x', '73', 'N', 'D', 'X', 'm', '7799', '2875', '8507', 'a', 'R', 'u', 6757, 'b', 'q', 'E', 3377, 'K', 9993, 4191]
[A]:
y, x, 73, N, D, X, m, 7799, 2875, 8507, a