In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7803, 'E', 8935, 'D', 'u', 'w', 'g', 'j', 'i', 'o', 'K', '8891', 's', 's', 'V', 1717, 9885, 'z', 6481, 'G', 9631, 8911, 4607], [7291, 'P', 9165, 7777, 'd', 'm', 'w', 'g', 'j', 'i', 'o', 'K', '8891', 's', 's', 'T', 'A', 'J', 8255, 'j', 9331, 5929]