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

[EX Q]: [9779, 'C', 8839, 1257, 9375, 6513, 3027, 'c', 4415, 8523, 3873, '4225', '3367', 'c', 'f', '477', '7185', '6657', 'z', 'f', 'H', 'l', 'p', 'F', '7941', 'M', '4439', 'R', '9505', 's', 'R', 'x', 'w', 'Z', 993], ['H', 'e', 4231, 'R', 1623, 773, 2271, 'w', 'V', 8053, 3873, 'x', 'O', 'S', 311, '4225', '3367', 'c', 'f', '477', '7185', '6657', 'z', 'f', 'H', 'l', 'p', 'F', '7941', 'M', '4439', 'R', '9505', 's', 'R', 'x', 'w', 'v', 'F', 'L', 6355, 't', 1707, 'y', 2711, 'u', 5697]
[EX A]: 4225, 3367, c, f, 477, 7185, 6657, z, f, H, l, p, F, 7941, M, 4439, R, 9505, s, R, x, w

[EX Q]: [9995, 237, 'f', 'q', '4659', 'C', '1809', 'g', '8581', '3805', '8549', 'H', '8421', 'J', '889', '1383', 'a', 'u', 'u', 'i', 6289, 6979, 8697, 9881, 1747, 4169, 99, 'V', 261, 'n', 2261, 9455], [5613, 'B', 'z', 3941, 571, 9137, 'G', 'a', 3419, 2805, 1425, 'x', 'f', 'q', '4659', 'C', '1809', 'g', '8581', '3805', '8549', 'H', '8421', 'J', '889', '1383', 'a', 'u', 'u', 'n', 3707, 5783]
[EX A]: f, q, 4659, C, 1809, g, 8581, 3805, 8549, H, 8421, J, 889, 1383, a, u, u

[EX Q]: [8551, 3809, 'H', 'i', 'N', 9543, 'I', 'g', 2363, 4407, 'X', 'X', '4659', 'l', 'N', '3451', '6587', 'p', '1323', 'd', 'P', 'P', 'M', '7893', '5889', 'r', '3551', 'l', 'H', 'I', '4489', 'R', '4599', 'T', 'h', 6417], [8429, 'H', 7627, 'q', 'G', 'X', 'X', '4659', 'l', 'N', '3451', '6587', 'p', '1323', 'd', 'P', 'P', 'M', '7893', '5889', 'r', '3551', 'l', 'H', 'I', '4489', 'R', '4599', 'T', 'D', 1461, 'H', 't', 'n', 9319, 'D', 'e', 6767, 1597, 6739, 7775, 'D', 'b', 8851, 1161, 'K', 'k', 'l', 'M']
[EX A]:
X, X, 4659, l, N, 3451, 6587, p, 1323, d, P, P, M, 7893, 5889, r, 3551, l, H, I, 4489, R, 4599, T