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

[EX Q]: [4339, 'i', 7857, 315, 'W', '3573', '689', 'y', '9557', 'J', 'b', '2185', 'i', 7649, 'F', 'g', 6973], ['r', 5097, 5467, 't', 'N', 'Y', 'W', '3573', '689', 'y', '9557', 'J', 'b', '2185', 'l', 837, 643, 2055, 'J', 'I']
[EX A]: W, 3573, 689, y, 9557, J, b, 2185

[EX Q]: ['e', 167, 4283, 'l', 247, 4197, 3397, 'Z', 'F', 2835, 4273, 'F', '4769', '6831', '5497', 'Z', 'g', 'Y', '2003', '2851', '9303', '6173', 'P', 'U', 'G', 'X', 7049, 'q'], ['z', 'p', 'L', 'A', 'o', 391, 'F', '4769', '6831', '5497', 'Z', 'g', 'Y', '2003', '2851', '9303', '6173', 'I', 8741, 3159, 't']
[EX A]: F, 4769, 6831, 5497, Z, g, Y, 2003, 2851, 9303, 6173

[EX Q]: ['m', 'a', 'G', 'B', 2169, 'j', 's', 'K', 'W', 9209, 'T', 5577, 'K', '5793', '6599', 'F', 'U', 'i', 'J', '4565', '2347', '8919', '5211', 'i', 'S', 'H', '2795', 'g', '3867', 'i', 'P', 'b', '4913', 'w', 'f', 'b', 'n', 'z', 4919], [8737, 1579, 3335, 'V', 'm', 'h', 'Q', 5965, 'K', '5793', '6599', 'F', 'U', 'i', 'J', '4565', '2347', '8919', '5211', 'i', 'S', 'H', '2795', 'g', '3867', 'i', 'P', 'b', '4913', 'w', 'v', 'P', 2799, 1363, 6293, 8087, 9593, 'v', 113, 'g', 'u', 3253, 'z', 'e']
[EX A]:
K, 5793, 6599, F, U, i, J, 4565, 2347, 8919, 5211, i, S, H, 2795, g, 3867, i, P, b, 4913, w