In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['y', 'b', 'A', 'K', 887, '9169', '1575', '5233', '1749', '5739', 'A', 'V', 8989], [3381, 5213, 9463, 8631, 2091, '9169', '1575', '5233', '1749', '5739', 'h', 1679, 8181]