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

[EX Q]: ['S', 4895, 'h', 6721, 'W', 8371, 9167, 3811, 3237, 'U', 'x', 'R', 783, 6037, 9769, 6371, 8745, '7375', '7449', '3345', '8881', '2015', 'o', '3175', '3809', '2331', '2327', '3549', 'p', 'u', '263', '6767', '4499', '4279', 'c', 'S', 'q', 4381, 7327, 'h', 'A', 'P', 't', 1021, 6667, 'X'], ['v', 'G', 8727, 7711, '7375', '7449', '3345', '8881', '2015', 'o', '3175', '3809', '2331', '2327', '3549', 'p', 'u', '263', '6767', '4499', '4279', 'K', 2875, 467, 'x', 'S', 5845, 8137, 33, 'X', 3427, 'C', 9271, 'J']
[EX A]: 7375, 7449, 3345, 8881, 2015, o, 3175, 3809, 2331, 2327, 3549, p, u, 263, 6767, 4499, 4279

[EX Q]: [8521, 7389, 'Z', 959, 4009, 4683, 'y', '4295', '5675', 'a', '5585', 'q', '5785', '9081', 'U', 's', 'i', 'D', 2717, 'P', 3531, 8889], ['Y', 4689, 'H', 'h', 3485, 1659, '4295', '5675', 'a', '5585', 'q', '5785', '9081', 'U', 's', 'm', 'k', 3777, 'l', 4497, 5837, 7061]
[EX A]: 4295, 5675, a, 5585, q, 5785, 9081, U, s

[EX Q]: [8729, 3555, 3681, 'k', 3469, 'B', 1521, 2041, 'M', 4351, 'X', 'V', '447', '8751', '2463', 'F', '4715', '7997', 'Q', 'K', 'w', 'l', '6297', '5199', '5403', 'c', 'v', 'h', '2219', '8645', 'h', '3653', 'o', '6773', 'u', 'B', 'b', 'p', 'w', 865, 9047, 9075], ['g', 8975, 'B', 'x', 6501, 'V', '447', '8751', '2463', 'F', '4715', '7997', 'Q', 'K', 'w', 'l', '6297', '5199', '5403', 'c', 'v', 'h', '2219', '8645', 'h', '3653', 'o', '6773', 'u', 'B', 'b', 'w', 'Q', 's', 'N', 'l', 'r', 4541, 8751, 3425, 9785, 'l', 9035, 3057, 7355, 2825, 'j', 'q', 487, 'Q', 'l', 'p', 's', 1237, 2589, 'h', 4879]
[EX A]:
V, 447, 8751, 2463, F, 4715, 7997, Q, K, w, l, 6297, 5199, 5403, c, v, h, 2219, 8645, h, 3653, o, 6773, u, B, b