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

Ex Input:
[2037, 'z', 'w', 7693, 'M', 'W', 'Y', 'G', 'U', 2483, 'l', 2629, 'F', '6973', 'w', 'D', 'z', 'z', 'Y', 'm', '6417', '927', 'X', 'N', 'L', '6511', '8401', 'A', 1945, 5937, 7887, 'j', 6615, 'O', 3925, 7455, 319, 'A', 6973], ['q', 'N', 'V', 'S', '6973', 'w', 'D', 'z', 'z', 'Y', 'm', '6417', '927', 'X', 'N', 'L', '6511', '8401', 'v', 'J', 'j', 'w']

Ex Output:
6973, w, D, z, z, Y, m, 6417, 927, X, N, L, 6511, 8401

Ex Input:
['o', 833, 'H', 'I', 'x', 'u', 'a', 'L', 'H', 'g', '4519', 'J', 'E'], [9993, 'z', 'g', 'u', 'a', 'L', 'H', 'g', '4519', 'V', 9115]

Ex Output:
u, a, L, H, g, 4519

Ex Input:
['f', 'P', 'z', 9245, 'g', 617, 9941, 187, 'a', 701, 'C', 'Q', 'X', 'B', 'N', '221', '3569', '1707', '9167', '3435', 'q', 'v', '2941', '1153', '7111', '9213', '7891', 'm', '9021', '7885', 'u', 'V', '7151', 'T', 'r', 's', '121', 'q', '3211', '4415', 'X', 'z', '661', 'O', '6287', 'C', 'i', 'C', 'X', 7125, 'B', 'I', 8749, 'G', 3517, 41, 9299, 5649, 669, 2885, 6833, 'J', 9355, 'H', 3415, 'M', 7181, 8165], [5267, 6371, 'V', 'r', 'k', 6685, 'J', 7749, 363, 9509, 1375, 'K', 3547, 'U', 'N', 9401, 'n', 1041, 'G', 6767, 8095, 'B', 'Q', 1865, 'y', 'B', 2447, 'z', 'z', 827, '221', '3569', '1707', '9167', '3435', 'q', 'v', '2941', '1153', '7111', '9213', '7891', 'm', '9021', '7885', 'u', 'V', '7151', 'T', 'r', 's', '121', 'q', '3211', '4415', 'X', 'z', '661', 'O', '6287', 's', 2771, 'Q', 4389, 'u', 'b', 'f']

Ex Output:
221, 3569, 1707, 9167, 3435, q, v, 2941, 1153, 7111, 9213, 7891, m, 9021, 7885, u, V, 7151, T, r, s, 121, q, 3211, 4415, X, z, 661, O, 6287