In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1033, 3483, 7931, 6255, 2409, 'C', 1515, 6815, 6757, 7733, 647, 3591, '1383', '1951', 'r', '855', '5459', '9007', 'S', '9875', '4713', 'Q', '6117', 'w', 'e', 'e', 'R'], [4995, 1711, 6933, 'u', 8375, 'f', 'z', 3823, 'S', 1105, '1383', '1951', 'r', '855', '5459', '9007', 'S', '9875', '4713', 'Q', '6117', 'w', 'R', 6311, 'y', 'V', 'u', 9955, 9879]