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

[EX Q]: [1071, 'w', 3571, 'c', 3877, 't', 'H', 'U', 'C', 'Q', 'v', 'd', '9421', '3707', 'q', 'M', 'u', '7171', '8005', '9897', '4473', '6865', 'e', '4241', 'f', '9249', 'v', 'c', '6077', '1825', 'P', 'X', 'p', '5845', 'a', '7535', 'T', '2813', 'r', 'v', 10031, 'i', 'G', 't', 'K', 'c', 9299, 's', 6373], ['Z', 6069, 8247, 609, '9421', '3707', 'q', 'M', 'u', '7171', '8005', '9897', '4473', '6865', 'e', '4241', 'f', '9249', 'v', 'c', '6077', '1825', 'P', 'X', 'p', '5845', 'a', '7535', 'T', '2813', 'I', 'e', 'O', 1707, 7143, 'w', 'P', 'E', 7629, 6069, 'k', 3493, 'd', 'k', 4167, 'z', 3513, 'Y', 'g', 'K', 8501, 'n', 'Q', 6091]
[EX A]: 9421, 3707, q, M, u, 7171, 8005, 9897, 4473, 6865, e, 4241, f, 9249, v, c, 6077, 1825, P, X, p, 5845, a, 7535, T, 2813

[EX Q]: [7395, 6997, 'Z', 2015, 'v', '4045', 'F', 'O', 'N', 'k', '6013', 'C', 8179, 4675, 'x', 'k', 'V'], ['P', 'A', 'v', '4045', 'F', 'O', 'N', 'k', '6013', 'k', 7667, 3913, 5111, 1215, 'r', 'g']
[EX A]: v, 4045, F, O, N, k, 6013

[EX Q]: ['t', 'M', 507, 'q', 'k', '7897', '7583', '2027', '8267', 'U', 'E', '1177', '1267', 'T', 'G', 8831, 'F', 'E', 'p'], ['W', 3195, 'k', '7897', '7583', '2027', '8267', 'U', 'E', '1177', '1267', 'T', 'H', 2477, 'L', 'd', 2447, 1929, 'i', 'A', 5643]
[EX A]:
k, 7897, 7583, 2027, 8267, U, E, 1177, 1267, T