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

['H', 'u', 't', 'q', 'a', 9875, 'x', 'H', 'X', 8321, 1857, 't', 'N', 'h', 'q', 'U', 'n', 'k', 't', 'm', 'L', '2313', '5885', 'W', '9357', 'R', '2155', 'g', 'E', 'G', '9247', '8349', '1291', 's', '3501', 's', '9777', '9965', '6443', 'h', 'n', 4233, 'u', 'T', 6201, 9687], ['k', 5835, 2739, 'b', 1249, 'T', 8059, 6331, 3427, 417, 'N', 'h', 'q', 'U', 'n', 'k', 't', 'm', 'L', '2313', '5885', 'W', '9357', 'R', '2155', 'g', 'E', 'G', '9247', '8349', '1291', 's', '3501', 's', '9777', '9965', '6443', 'h', 'z', 'j', 9683]
N, h, q, U, n, k, t, m, L, 2313, 5885, W, 9357, R, 2155, g, E, G, 9247, 8349, 1291, s, 3501, s, 9777, 9965, 6443, h

['J', 6791, 'x', 'f', 'n', '5565', '4103', 'q', 'n', 'h', '625', '2981', '3243', 'q', '2705', '5505', 's', '4423', 'j', '9819', '3841', 'Z', 'i', 'n', 'R', 9199, 455, 'i'], [4051, 8463, 'i', 6667, 'N', 'k', 'X', 2629, 'I', 'O', 5057, 1059, 4265, 'B', 3819, 'c', 9941, 'R', 'a', 5545, 'x', 'f', 'n', '5565', '4103', 'q', 'n', 'h', '625', '2981', '3243', 'q', '2705', '5505', 's', '4423', 'j', '9819', '3841', 'Z', 'a', 9953, 6229, 'F', 2985]
x, f, n, 5565, 4103, q, n, h, 625, 2981, 3243, q, 2705, 5505, s, 4423, j, 9819, 3841, Z

[6773, 'l', 'n', 'H', 'I', 'E', 'z', 'l', 'K', 'E', 'i', 'A', 7955, 6821, 3357, 157, 3999, 'n', 'I', 'Y', 'g', 1157, 1367, '8935', '9121', 'z', '3977', 'U', 'c', '5685', 'q', 'I', '1549', 'L', 'v', 'F', 'x', '9095', '8561', '3957', '939', '2671', 'C', '5631', '8367', 'S', '2697', '931', 'U', 'j', '447', 'd', 'g', 'l', 'f', 509, 2391, 3627, 5445, 'p', 8481, 9201], ['p', 'C', 'l', 7511, 5119, 'o', 7887, 8729, 'C', 'r', 5051, 5415, 5029, 'd', 8677, 6777, 'f', 9523, 981, 'h', 't', 8713, '8935', '9121', 'z', '3977', 'U', 'c', '5685', 'q', 'I', '1549', 'L', 'v', 'F', 'x', '9095', '8561', '3957', '939', '2671', 'C', '5631', '8367', 'S', '2697', '931', 'U', 'j', '447', 'P', 'O', 4261, 463, 'Y', 'q', 8743, 'U', 8293, 1903, 7827, 'c', 8317, 't']

8935, 9121, z, 3977, U, c, 5685, q, I, 1549, L, v, F, x, 9095, 8561, 3957, 939, 2671, C, 5631, 8367, S, 2697, 931, U, j, 447