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

['N', 9837, 'S', 'f', 'z', '7671', '5131', '2773', '3435', '2525', '2621', 'k', '1113', 'u', '9269', '4517', 'B', 'a', 'R', 'T', '3077', 'h', 'q', 'z', 'w', 'z', 'i', 9307, 1877, 1633, 9823, 'u', 'u', 8629, 'M', 411, 135, 'J', 'H', 'b', 'm', 669, 'i', 6935], [685, 6231, 'z', '7671', '5131', '2773', '3435', '2525', '2621', 'k', '1113', 'u', '9269', '4517', 'B', 'a', 'R', 'T', '3077', 'h', 'q', 'z', 'w', 'n', 2383, 2123, 5545, 'j', 'q', 4387, 2801]
z, 7671, 5131, 2773, 3435, 2525, 2621, k, 1113, u, 9269, 4517, B, a, R, T, 3077, h, q, z, w

[3659, 'D', 'P', 'K', '7241', 'V', 'p', 'i', '6013', 'X', 'C', '8145', 'Y', '2517', 'z', 'y', 6631, 2281, 6607], [3101, 7057, 'N', 7065, 'X', 'r', 'n', 2803, 'G', 'v', '7241', 'V', 'p', 'i', '6013', 'X', 'C', '8145', 'Y', '2517', 'z', 's', 5293, 'F', 1371, 4459, 6983, 'R', 'X']
7241, V, p, i, 6013, X, C, 8145, Y, 2517, z

['f', 1163, 7803, 2897, 't', 'E', 'U', '295', '1657', 'u', 'v', 'g', 'W', '6555', 'T', 'H', 'c', 'Q', 9201, 189], ['j', 3391, 'V', 227, 'Q', 'O', 'f', 5291, 4063, 'U', '295', '1657', 'u', 'v', 'g', 'W', '6555', 'T', 'H', 'g', 7277]

U, 295, 1657, u, v, g, W, 6555, T, H