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

Ex Input:
['r', 9177, 1593, 9315, 'C', 'Z', 'w', 'X', '1005', '185', '837', 'p', '2923', 'Y', 'A', 2489, 3955, 1603, 6355], ['I', 'W', 7673, 'm', 'E', 9111, 4177, 9355, 'Z', 'w', 'X', '1005', '185', '837', 'p', '2923', 'Y', 'v', 9065, 2309, 5041, 1047, 1263, 'V', 3483]

Ex Output:
Z, w, X, 1005, 185, 837, p, 2923, Y


Ex Input:
[4041, 'A', '9609', 'E', 'r', 'd', 'u', 'S', '7397', '8573', '4893', 'T', 't', 'K', '7425', 'E', 'J', 'Q', 'U', '1407', '3419', '1193', 'H', '7525', 'H', 4635, 7087, 8857, 1057, 1877, 'U', 'V', 7175, 'r', 4599], [801, 8323, 7503, 'U', 381, 'd', 'y', 453, 1687, 'R', '9609', 'E', 'r', 'd', 'u', 'S', '7397', '8573', '4893', 'T', 't', 'K', '7425', 'E', 'J', 'Q', 'U', '1407', '3419', '1193', 'H', '7525', 'j', 2559, 3465, 'C', 'I', 5493, 'X', 'r']

Ex Output:
9609, E, r, d, u, S, 7397, 8573, 4893, T, t, K, 7425, E, J, Q, U, 1407, 3419, 1193, H, 7525


Ex Input:
[2433, 'X', 8485, 1927, 2127, 8173, 7755, 4795, 4389, 1533, 'F', 'J', 'm', '815', 'i', '8555', '2391', 'M', 'c', 'c', 'h', '2677', '4129', 'y', '3999', 'n', 'Z', 'W', '9019', '5685', 'g', 'e', 'D', '3315', 'z', 'S', 'P', 75, 7819, 'j', 'm', 6861, 'R', 3931, 167, 9437, 'q', 5607, 'S', 5939, 'D', 'p', 'w', 689, 4265], [1169, 'I', 'E', 'Q', 9433, 99, 'S', 2367, 7367, 8127, 'I', 3203, 'f', 'n', 4635, 'J', 'm', '815', 'i', '8555', '2391', 'M', 'c', 'c', 'h', '2677', '4129', 'y', '3999', 'n', 'Z', 'W', '9019', '5685', 'g', 'e', 'D', '3315', 'E', 'J']

Ex Output:

J, m, 815, i, 8555, 2391, M, c, c, h, 2677, 4129, y, 3999, n, Z, W, 9019, 5685, g, e, D, 3315