In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['b', 1125, 'e', 1269, 'j', 8951, 'z', 'U', 2011, 'X', 'M', '2159', 'K', 'o', '3003', 'J', 'F', 'A', '2093', '1683', '1719', 'E', 'z', 't', 'l', 't', '7889', 'r', '481', '4717', '245', '2873', 'f', '4437', 'b', '9241', 'O', '2001', 'k', 'S', 'H', 627, 4055, 'J', 'S', 6703, 8681, 'b', 'Q', 4513, 8537, 'C'], [8035, 1323, 7297, 9787, 5505, 1471, 6607, 153, 'q', 'N', '2159', 'K', 'o', '3003', 'J', 'F', 'A', '2093', '1683', '1719', 'E', 'z', 't', 'l', 't', '7889', 'r', '481', '4717', '245', '2873', 'f', '4437', 'b', '9241', 'O', '2001', 'k', 'S', 'v', 'C', 'n', 'v', 8225, 'L', 8633, 'M', 179, 3237, 'B', 'Q', 't', 9113, 'f', 'B', 389]