In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['w', 1233, 'Z', 2949, 1773, 6623, 'm', 2935, 'v', 595, 9373, '7203', 'a', '6179', 'G', '847', '7011', '3297', 'o', '209', 'h', 'z', 'x', 7909, 'p', 4043, 5455, 4579, 4741, 'n', 1435, 'F'], [3251, 697, 1805, 'e', '7203', 'a', '6179', 'G', '847', '7011', '3297', 'o', '209', 'h', 'z', 'f', 'c', 's', 4439, 'm', 4641, 'x', 'D', 'T', 'd']