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

[EX Q]: ['E', 'P', 'Z', '8337', 'L', '4245', 'M', 'M', 'H', '4531', 'B', 'p', '6961', 'x', 9461, 2587], [9027, 289, 2515, 'k', 'N', 'i', 9689, '8337', 'L', '4245', 'M', 'M', 'H', '4531', 'B', 'p', '6961', 'r', 'x', 737, 'a', 'w', 'K', 'S']
[EX A]: 8337, L, 4245, M, M, H, 4531, B, p, 6961

[EX Q]: ['H', 'z', 'i', 2235, 'F', 7863, 5279, 6871, 6305, 545, 'i', 'x', 1179, 4813, 7929, 9261, 'm', 'w', '8797', '6621', 'o', '9615', 'Q', '3235', '5995', '939', 't', 'T', 'g', 'c', '4047', 'm', 'V', 'P', '8637', 's', 'Z', 'G', 6405, 1707], [9085, 4723, 'q', 'i', 'w', 5997, 'w', 'H', 'N', 'v', 4797, 5633, 7441, 'O', 9121, 'h', 9939, 'w', '8797', '6621', 'o', '9615', 'Q', '3235', '5995', '939', 't', 'T', 'g', 'c', '4047', 'm', 'V', 'P', '8637', 'o', 2775, 5765, 'H', 309, 609, 9481, 'x']
[EX A]: w, 8797, 6621, o, 9615, Q, 3235, 5995, 939, t, T, g, c, 4047, m, V, P, 8637

[EX Q]: ['q', 'l', 'Z', '313', 'x', 'B', 't', 'W', 9839], [9369, 'R', 5117, '313', 'x', 'B', 'O', 1721]
[EX A]:
313, x, B