In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['q', 'Z', 'c', 8577, '4103', '6049', '1431', '9431', 'f', 'w', 'B', '6337', 'T', '617', '9577', '9881', 'w', 'W', '5523', '7421', 'V', 505], [9481, 8509, 2443, 9199, 4395, 1497, 8281, 3303, 'j', 881, '4103', '6049', '1431', '9431', 'f', 'w', 'B', '6337', 'T', '617', '9577', '9881', 'w', 'W', '5523', '7421', 'y', 2725, 5579, 8579, 'V']