In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[8155, 3343, 893, 'n', 'V', 'n', 'y', 'L', 1819, 'j', 'W', 1733, 'Q', 'l', 9243, 939, 'P', 'g', 'S', '4993', '7631', '5647', '3803', 'h', '9653', '115', 'W', 'w', '6505', 'T', '1177', 'g', 'J', 'a', 'j', 7479, 7879, 4909, 2571, 787, 'y', 5129, 'j', 'R', 1917, 'K'], [3553, 1081, 'z', 'h', 9957, 7199, 'j', 'e', 'm', 9597, 'a', 'w', 'P', 'g', 'S', '4993', '7631', '5647', '3803', 'h', '9653', '115', 'W', 'w', '6505', 'T', '1177', 'g', 'J', 'a', 'o', 'o', 'M', 'w', 'W', 3985, 'K', 9759, 'N', 'b', 'u', 'i', 2169, 7647, 257, 9885]