In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3679, 'N', 8205, 6295, 'R', 'M', 3271, 'y', 'D', 'v', 3287, 3891, 1853, 9361, 's', '3787', 'u', 'q', '8805', 'r', '8537', '6293', 'd', '4449', '5549', 'j', '2729', 'A', 'W', '1257', 'Q', 'l', 'P', 'C', 'U', 6535, 579, 'K', 'm', 'b', 4367, 'r', 7211, 'b', 'H'], ['r', 'p', 3661, 9975, 9477, 'T', 6799, 'O', 3197, 8127, 'e', '3787', 'u', 'q', '8805', 'r', '8537', '6293', 'd', '4449', '5549', 'j', '2729', 'A', 'W', '1257', 'Q', 'h', 'b', 5021, 3029, 7929, 595, 6731, 3953, 'k', 4053, 9871]