In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['e', 2777, 'v', '4331', '1245', '7117', 'C', '9515', 'V', '9219', '7765', '2945', 'v', 'O', 113, 'd', 5095, 7237, 7219, 1527, 'f'], [7141, 'o', 'P', 'O', 'P', 9865, 6955, 259, 9459, '4331', '1245', '7117', 'C', '9515', 'V', '9219', '7765', '2945', 'v', 's', 3669, 'u', 'd', 'v']