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

Ex Input:
['z', 2719, 'i', 'l', 'Z', 'u', '6823', 'g', '1665', 'e', 'L', 'A', 6591, 'F'], [4147, 'T', 'Z', 'u', '6823', 'g', '1665', 'd', 8245, 'i']

Ex Output:
Z, u, 6823, g, 1665


Ex Input:
[9537, 9603, 'U', '4157', 'M', 'k', 'w', 9373], [3355, 4417, 'U', '4157', 'M', 'C', 'k']

Ex Output:
U, 4157, M


Ex Input:
['h', 'w', 'k', 8483, 2387, 'P', 3745, 1297, 7043, 'H', 'k', 1525, 't', 'd', 'N', 5831, 3621, 'B', 'O', '6793', '1789', '7009', 'A', 'a', '9043', '7651', 'Y', '1907', 'p', 'g', 'a', 'H', '5495', 't', 'i', '8489', 'o', 'j', 'r', '9529', '3205', 'p', 'i', 'o', 'j', 'O', 9905, 'C', 'B', 7553, 983, 6925, 9381, 9063, 'H', 3377, 'B', 5103, 'M', 'W', 'z', 'i', 'L', 'H'], ['s', 'o', 4519, 'r', 'I', 2503, 1483, 3329, 'Q', 8425, 4309, 't', 2223, 't', 2649, 'i', 'B', 'O', '6793', '1789', '7009', 'A', 'a', '9043', '7651', 'Y', '1907', 'p', 'g', 'a', 'H', '5495', 't', 'i', '8489', 'o', 'j', 'r', '9529', '3205', 'p', 'i', 'o', 'O', 335, 5051, 4413, 'X', 'T', 'N', 'V', 'c', 'p', 5191, 'h', 't', 7961, 'l', 'H', 6259, 'p', 'E', 3591, 7649, 'x', 'g', 'f', 7101]

Ex Output:

B, O, 6793, 1789, 7009, A, a, 9043, 7651, Y, 1907, p, g, a, H, 5495, t, i, 8489, o, j, r, 9529, 3205, p, i, o