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

[Q]: ['w', 3897, 'U', 'a', '455', '6499', '8975', '9003', 'O', 'j', 'T', 'P', 'C', 'z', 5141, 1751, 6731, 'r'], ['B', 8071, 703, 'G', 885, 'Z', 2391, 1749, 4177, 'U', 'a', '455', '6499', '8975', '9003', 'O', 'j', 'T', 'D', 8751, 'y', 2941]
[A]: U, a, 455, 6499, 8975, 9003, O, j, T


[Q]: [2687, 7971, 2141, 'X', 'z', 1281, 'K', 6109, 7773, 'P', 5247, 'j', 'K', 5225, 'c', 4401, 'Z', 'j', 'Y', '4799', 'h', '5519', 'n', '3231', 'l', '3003', 'F', '5599', 'J', 'q', 'r', '889', 'e', '9805', 'X', 'B', 'k', 4913, 5483, 1465, 'F', 9669, 'i', 'L', 'q', 'n'], ['k', 'g', 'e', 'I', 'v', 97, 'N', 'j', 'Y', '4799', 'h', '5519', 'n', '3231', 'l', '3003', 'F', '5599', 'J', 'q', 'r', '889', 'e', '9805', 'X', 'H', 7153, 7967, 'u', 7859, 1387, 7361]
[A]: j, Y, 4799, h, 5519, n, 3231, l, 3003, F, 5599, J, q, r, 889, e, 9805, X


[Q]: [3661, 'e', 9845, 9489, 8527, 'E', 'p', 'p', 4767, 'K', 'T', 'R', 3317, 'A', 'M', 'o', 3825, 5215, 1605, 119, 'c', '7393', '7143', 'c', 'b', '7341', 'g', '2199', 'a', '5105', 'U', '4449', '8079', 'N', '9961', '1311', 'O', '7167', '9499', 'f', 'P', 'Y', '8823', 'z', 'y', '5195', 'k', 'U', 'j', 'V', 4751, 'M', 9457, 'P', 'S', 5709, 's', 'V', 2795, 'T', 's', 'e', 7597, 8083, 343], ['z', 4575, '7393', '7143', 'c', 'b', '7341', 'g', '2199', 'a', '5105', 'U', '4449', '8079', 'N', '9961', '1311', 'O', '7167', '9499', 'f', 'P', 'Y', '8823', 'z', 'y', '5195', 'k', 'U', 'a', 'Y', 'Y', 3087, 1039, 9393, 5143, 'S', 7391, 2349, 'W', 5083, 4407, 1469, 'c', 7807, 2503, 'Y', 'N', 'f', 6741]
[A]:
7393, 7143, c, b, 7341, g, 2199, a, 5105, U, 4449, 8079, N, 9961, 1311, O, 7167, 9499, f, P, Y, 8823, z, y, 5195, k, U