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

Ex Input:
['u', 'U', 'a', 'Z', 'b', 'Q', 'D', 5239, 6595, 1793, 'f', '7733', '5727', '3047', '4951', '8907', 'D', '5105', 'i', '1837', 'i', 'Y', 'b', '5769', 'p', '1767', 'Y', 'B', 'q', '4075', '917', 'c', 'm', 867, 585, 1765], [5201, 'W', 'a', 'k', 9031, 4815, '7733', '5727', '3047', '4951', '8907', 'D', '5105', 'i', '1837', 'i', 'Y', 'b', '5769', 'p', '1767', 'Y', 'B', 'q', '4075', '917', 'c', 'X', 2991, 3377, 2933, 5359, 6073, 8921, 789, 'W', 7037, 9953, 'N', 8007, 1755, 1959, 9619]

Ex Output:
7733, 5727, 3047, 4951, 8907, D, 5105, i, 1837, i, Y, b, 5769, p, 1767, Y, B, q, 4075, 917, c


Ex Input:
[1043, 4021, 'b', 'e', '5055', 'N', 7081], ['o', 'S', 'b', 'e', '5055', 'q', 8711, 9911]

Ex Output:
b, e, 5055


Ex Input:
['b', 'W', 'e', 'P', 'l', 5389, 'D', 9423, 'f', 7871, 'a', 'j', 'd', 1701, 'v', 275, 2733, 'J', 7911, 8651, '2803', '3395', 't', 's', 'G', 'a', 'o', '8221', 'M', 'A', 'I', '8403', 'X', 'x', 'w', '4827', '2117', '5947', 'C', 'T', 'c', 'k', 'l', 2221, 'N', 'N', 9299, 7297, 7993], [8613, 9827, 'l', 'u', 'p', 5161, 8575, 1561, 'o', 'w', 9759, 775, 'f', 6179, 'e', 'g', 9835, 627, '2803', '3395', 't', 's', 'G', 'a', 'o', '8221', 'M', 'A', 'I', '8403', 'X', 'x', 'w', '4827', '2117', '5947', 'C', 'T', 'k', 3131, 6815]

Ex Output:

2803, 3395, t, s, G, a, o, 8221, M, A, I, 8403, X, x, w, 4827, 2117, 5947, C, T