In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2559, 8603, 6849, 'N', 1009, 'c', 4509, 'o', 'c', 1821, 'H', '6093', '481', '1269', 'D', '4931', '4981', '2639', '7531', '9929', 'M', 'Q', 'E', 'W', 'R'], ['T', 8349, 'r', 'B', '6093', '481', '1269', 'D', '4931', '4981', '2639', '7531', '9929', 'M', 'Q', 'E', 'A', 6607, 8285, 4663, 6867, 6151, 'D', 8485, 'K', 'h']