In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7043, 'B', 'X', 407, 'Z', 'L', 795, 'L', 'x', 5479, 'm', 'p', 'o', '8859', '9101', '8029', 'Z', 'P', '1255', 'S', 'g', '4125', '2943', 'N', '4567', '4599', 'N', 'n', '9539', '4757', 'y', 'M', 'p', 'A', 'T', 'U', 'd', 'y', 'D', 'R', 'C', 'D', '9089', 'O', 3945, 3815, 1671, 4729, 8375, 'q', 'S', 'k', 'o', 'g', 1901, 'g', 5199, 'P', 4455, 369, 'j', 'g', 783, 'S', 989, 2347, 3967], [4263, 3297, 2123, 'j', 3179, 7301, 5483, 9855, 't', 403, 6649, 'K', 'O', 'Y', 5627, 8227, 6057, '8859', '9101', '8029', 'Z', 'P', '1255', 'S', 'g', '4125', '2943', 'N', '4567', '4599', 'N', 'n', '9539', '4757', 'y', 'M', 'p', 'A', 'T', 'U', 'd', 'y', 'D', 'R', 'C', 'D', '9089', 'U', 'v', 2453]