In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [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]

Answer: j, Y, 4799, h, 5519, n, 3231, l, 3003, F, 5599, J, q, r, 889, e, 9805, X


Question: ['u', 'r', 849, 'R', 'F', 'T', '8517', 'n', 'W', '7945', '6371', 'l', 'S', 'G', '7431', 'x', 'b', 'B', '437', '9051', 'p', '465', 'u', 'R', 'p', 'p', 'T', 'z', 'q', 'I', 435, 'f', 5345, 7911, 'A', 4969, 'Z', 'z', 'g', 'F', 'j', 'p', 8691, 'W', 'g'], ['O', 'A', 'Y', 7777, 1037, 637, 'X', 3059, 1375, 1443, 1615, 9593, 'D', 'R', 'S', 'M', 5927, 'R', 'F', 'T', '8517', 'n', 'W', '7945', '6371', 'l', 'S', 'G', '7431', 'x', 'b', 'B', '437', '9051', 'p', '465', 'u', 'R', 'p', 'Q', 'Y', 1371, 'M', 'Q', 1545, 4395, 'm', 'R', 6291, 'g', 'X', 5919, 'p', 'V', 'Y', 'N', 1117, 'U']

Answer: R, F, T, 8517, n, W, 7945, 6371, l, S, G, 7431, x, b, B, 437, 9051, p, 465, u, R, p


Question: [3099, 6093, 4271, 6819, 5389, 'u', 'X', 'e', 7511, 'W', 1089, 7755, 2839, 4489, 9439, 'e', '9795', '8439', 'k', '4309', '4815', '7907', '1999', '8777', 'K', 'z', '6819', '199', '311', 'P', 'c', '7135', 'n', '7681', 'X', 'y', 'e', '6085', 'Z', 'N', 6013, 9677, 759, 8765, 'r', 6787, 'G', 4705, 7571, 'Q', 'k', 4121, 'C', 'H', 'H', 4407, 'b', 'O', 'e'], [4829, 7255, 7697, 'C', 'y', 4555, 'X', 6141, 'b', 'X', 7179, 'W', 1425, 17, 8659, 'H', 'm', 355, 'b', 'u', 'Q', 'C', 'e', '9795', '8439', 'k', '4309', '4815', '7907', '1999', '8777', 'K', 'z', '6819', '199', '311', 'P', 'c', '7135', 'n', '7681', 'X', 'y', 'e', '6085', 'Z', 'J', 9911, 4879, 3849, 'J', 7507, 'n']

Answer:
e, 9795, 8439, k, 4309, 4815, 7907, 1999, 8777, K, z, 6819, 199, 311, P, c, 7135, n, 7681, X, y, e, 6085, Z