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

Ex Input:
[9577, 'v', 2595, 7901, 5205, 'Z', 2647, 'm', 't', 'h', '6209', '6325', 'B', '8879', '1137', '7837', '1819', 'S', '2249', 'i', 'L', '3729', 'i', 9823, 5731, 'd', 'u', 1461, 'Z', 9415, 541, 'T', 'A', 'G', 7275], [9731, 4061, 'V', 'k', 9589, 'v', 'k', 7917, 'x', 'B', 'z', 31, 'K', 'h', '6209', '6325', 'B', '8879', '1137', '7837', '1819', 'S', '2249', 'i', 'L', '3729', 'n', 'J', 'g', 8859, 195, 'l']

Ex Output:
h, 6209, 6325, B, 8879, 1137, 7837, 1819, S, 2249, i, L, 3729


Ex Input:
['E', 'P', 'Z', '8337', 'L', '4245', 'M', 'M', 'H', '4531', 'B', 'p', '6961', 'x', 9461, 2587], [9027, 289, 2515, 'k', 'N', 'i', 9689, '8337', 'L', '4245', 'M', 'M', 'H', '4531', 'B', 'p', '6961', 'r', 'x', 737, 'a', 'w', 'K', 'S']

Ex Output:
8337, L, 4245, M, M, H, 4531, B, p, 6961


Ex Input:
[9677, 4817, 5889, 'w', '9447', 'A', 'g', '4241', 'l', '6431', 'v', 'r', '1925', '1007', '8177', '5627', '7383', '691', 'Z', '7593', 'r', 5945, 2503, 9765, 8527], [1659, 'z', 7571, 'w', '9447', 'A', 'g', '4241', 'l', '6431', 'v', 'r', '1925', '1007', '8177', '5627', '7383', '691', 'Z', '7593', 's', 'f', 7387, 4583, 4393, 'o', 8185, 'Y', 3513]

Ex Output:

w, 9447, A, g, 4241, l, 6431, v, r, 1925, 1007, 8177, 5627, 7383, 691, Z, 7593