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

Ex Input:
[7299, 'v', 7279, 'o', 2589, 'K', '4943', '9427', '7945', '7645', '1709', '6515', '2249', 'l', 'n', 'f', '1935', 'e', 'f', '2977', '8835', 'p', '7753', 'U', '295', 'f', 1935, 'V', 9979, 3301, 'Z', 'J', 521, 871, 'Z', 'R', 7831, 'T', 'h', 3231, 'e', 2391], [7491, 'k', 4137, 'P', 'F', 8159, 'x', 6363, 2449, 7479, 6825, 7107, 'I', 2931, 7047, 9149, '4943', '9427', '7945', '7645', '1709', '6515', '2249', 'l', 'n', 'f', '1935', 'e', 'f', '2977', '8835', 'p', '7753', 'U', '295', 'g', 7147, 2657, 'Z', 'a', 503]

Ex Output:
4943, 9427, 7945, 7645, 1709, 6515, 2249, l, n, f, 1935, e, f, 2977, 8835, p, 7753, U, 295

Ex Input:
[9273, 'C', 'u', 6963, 'W', 7827, 3953, 'p', 6281, 7421, 'j', 'Y', 'P', 253, 5393, 'k', 9437, 'f', 6067, 'l', 6167, 'j', 'o', 'y', 'R', '5165', 'K', '6947', '2583', '3721', 'u', 'b', 'e', 'G', 'B', '3777', '623', '8995', '7339', 'b', '8633', '6783', 'l', 'q', '9637', '2791', '6545', 'W', 'G', 'a', 'v', 'h', 3895, 'C', 719, 1945, 'S'], ['G', 4797, 'z', 9055, 'c', 't', 7175, 1231, 'I', 'X', 1415, 'n', 7801, 'K', 7581, 'X', 3735, 'a', 'R', '5165', 'K', '6947', '2583', '3721', 'u', 'b', 'e', 'G', 'B', '3777', '623', '8995', '7339', 'b', '8633', '6783', 'l', 'q', '9637', '2791', '6545', 'W', 'G', 'a', 'C', 'E', 'p', 'e', 'O', 'O', 9127, 'c', 6151, 5929, 'v', 'Z', 6375, 'F', 6255, 6803, 'Y', 'Z', 6865, 5889, 1719, 305, 5127, 'g', 'x', 8743]

Ex Output:
R, 5165, K, 6947, 2583, 3721, u, b, e, G, B, 3777, 623, 8995, 7339, b, 8633, 6783, l, q, 9637, 2791, 6545, W, G, a

Ex Input:
['q', 'C', 6059, 1719, 8923, 'M', '4001', '5001', 'C', '9701', '4207', '295', 'i', 'O', 'N', 'u', 1681, 817, 9787, 7543, 9707, 3853, 'N', 6781], ['A', 'p', 2057, 'z', 'w', 583, 'u', 'Q', 2661, 'M', '4001', '5001', 'C', '9701', '4207', '295', 'i', 'O', 'N', 'k', 5123, 3931, 2707, 'P', 1513, 6355, 'L']

Ex Output:
M, 4001, 5001, C, 9701, 4207, 295, i, O, N