In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3849, 3793, 'a', 'k', 'd', 227, 2413, 7835, 4703, 8769, 's', '2133', 'p', 'F', 'G', '5081', '1571', 'E', 'M', '879', '4591', 'Z', '5005', '9355', '9655', 'e', '7183', 'O', '883', 'b', 'a', 'W', 4659, 'H', 'K', 'i', 'X', 4607, 'q', 6497, 'J', 'Q', 9047, 3277, 4109, 8435, 6735, 1157], [6843, 'k', 8057, 3575, 8101, 5061, 4897, 345, 5181, 5261, 6525, 's', '2133', 'p', 'F', 'G', '5081', '1571', 'E', 'M', '879', '4591', 'Z', '5005', '9355', '9655', 'e', '7183', 'O', '883', 'b', 'O', 9871, 9471, 'V', 9309, 9987, 'w', 9807, 783, 5479, 'd', 6393, 9689, 'X']