In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2347, 'V', 'S', 'u', 'P', 'j', 1921, 'G', 'l', 2201, 3167, 4757, 3715, 1227, 7531, 7437, '3027', 'z', 'R', '5661', 'J', '2403', 's', 'Y', 'y', 'F', 'o', '4535', 'e', '6465', 'l', '107', '9423', '845', 'b', 'f', 'W', 3519, 'G', 2779, 5691, 'L', 'X', 'u', 'P', 2403, 4969], ['s', 'T', 3587, '3027', 'z', 'R', '5661', 'J', '2403', 's', 'Y', 'y', 'F', 'o', '4535', 'e', '6465', 'l', '107', '9423', '845', 'c', 365, 'Z', 'J', 9191, 1731, 'S']