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

[EX Q]: [6137, 1795, 'J', 9247, 'r', 'w', 'E', 's', '687', 'N', '8213', '1751', '2567', '5673', 'y', '6821', '6863', '8847', 'z', 's', 'N', 'z', 'J', 7209, 'S'], [3317, 657, 3971, 8789, 4953, 9693, 'O', 7845, 'r', 'w', 'E', 's', '687', 'N', '8213', '1751', '2567', '5673', 'y', '6821', '6863', '8847', 'z', 's', 'N', 'z', 'M', 'A', 'B', 'l']
[EX A]: r, w, E, s, 687, N, 8213, 1751, 2567, 5673, y, 6821, 6863, 8847, z, s, N, z

[EX Q]: ['M', 'm', 8571, 'J', 7297, 3761, 35, 8987, 1723, 1719, 1591, 'Z', 3877, '6959', '3717', 'y', '4219', '993', 'E', '8809', 'A', 'q', 't', '5583', '6643', 'L', '5605', 'S', 'o', '3071', '1365', 'X', 2021, 'N', 3259, 'X', 'h', 'v', 7289, 9767, 2785, 7275], ['h', 'w', 'c', 'p', 'y', 'y', 'h', 'X', '6959', '3717', 'y', '4219', '993', 'E', '8809', 'A', 'q', 't', '5583', '6643', 'L', '5605', 'S', 'o', '3071', '1365', 'P', 'k', 'I', 7703]
[EX A]: 6959, 3717, y, 4219, 993, E, 8809, A, q, t, 5583, 6643, L, 5605, S, o, 3071, 1365

[EX Q]: ['H', 'r', 'A', 7115, 6297, 1917, 8085, 8901, 'j', 's', 3319, 'V', 3381, 5633, 6391, 'n', '9011', 'r', '8417', '9353', 'u', 'm', '8895', '1489', 'r', 'M', '3013', 'e', 'K', 'd', 'j', '1557', '8225', '1775', 'e', 'P', 'a', 'S', 'n', 8719, 1281, 6631, 'W', 5341, 'i', 4733, 7497, 4321, 8577, 8105, 'D'], ['G', 'P', 3353, 47, 'H', 'r', 7815, 1877, '9011', 'r', '8417', '9353', 'u', 'm', '8895', '1489', 'r', 'M', '3013', 'e', 'K', 'd', 'j', '1557', '8225', '1775', 'e', 'P', 'a', 'S', 'R', 'E', 9369, 'P', 'y', 2507, 3281, 'M', 10021, 5951, 5613, 'n', 361, 3023, 'Y', 7629, 8589, 'a', 'T', 6935, 'l']
[EX A]:
9011, r, 8417, 9353, u, m, 8895, 1489, r, M, 3013, e, K, d, j, 1557, 8225, 1775, e, P, a, S