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

['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']
8337, L, 4245, M, M, H, 4531, B, p, 6961

['X', 1863, 6105, 'n', 8419, 6469, 'u', 'p', '1641', '1413', '6389', '7069', '1333', 'q', '9609', 'D', '843', '2667', '223', '6689', 'B', 9885], ['l', 'L', 'S', 'p', 'j', '1641', '1413', '6389', '7069', '1333', 'q', '9609', 'D', '843', '2667', '223', '6689', 'F', 5539, 'C', 1383, 'n', 9991]
1641, 1413, 6389, 7069, 1333, q, 9609, D, 843, 2667, 223, 6689

[5527, 4107, 3699, 'A', 7517, 'P', 5435, 1667, 'P', '4339', '9509', '21', '4415', 'i', '7021', 'n', 'f', 4145, 83, 8803, 4219], [9215, 5539, 8671, 'h', 5327, 'P', '4339', '9509', '21', '4415', 'i', '7021', 'n', 'a', 'm', 'h', 'd']

P, 4339, 9509, 21, 4415, i, 7021, n