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

Ex Input:
['R', 437, 'S', 'N', 'H', '3615', 'w', 'j', 'N', '6991', '7577', 'O', 'z', 'k', 'F', 'T', '3585', '5505', '5485', 'f', 'B', 3579, 'v', 8529, 'i'], ['w', 'j', 'X', 'G', 'I', 4567, 'H', 'w', 8869, 4535, 'L', 'q', 'u', 'V', 'L', '3615', 'w', 'j', 'N', '6991', '7577', 'O', 'z', 'k', 'F', 'T', '3585', '5505', '5485', 'f', 'R', 155]

Ex Output:
3615, w, j, N, 6991, 7577, O, z, k, F, T, 3585, 5505, 5485, f

Ex Input:
[6507, 8623, 6879, '1327', '6971', 'd', 'A', 3663, 7831], [1711, 4751, 3479, '1327', '6971', 'd', 'u', 1771]

Ex Output:
1327, 6971, d

Ex Input:
['i', 'x', 997, 'L', 'Q', 4945, 2335, 3749, 'm', 4981, 'U', 1333, 'M', 'i', 1669, 'S', 'q', 'u', 'S', '6757', '7353', '4909', 't', 'T', 'o', '3637', '6639', 'z', 'L', '293', '6601', 'H', '3893', 'y', 'C', 'a', '7529', 'q', 'L', 'f', 'y', 521], [4275, 9463, 'Y', 'p', 8175, 'd', 6369, 2881, 5041, 8459, 'M', 5495, '6757', '7353', '4909', 't', 'T', 'o', '3637', '6639', 'z', 'L', '293', '6601', 'H', '3893', 'y', 'C', 'a', '7529', 'q', 'L', 'f', 'b', 'n', 'I', 'm', 'f', 'q', 'Y', 9625]

Ex Output:
6757, 7353, 4909, t, T, o, 3637, 6639, z, L, 293, 6601, H, 3893, y, C, a, 7529, q, L, f