In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6287, 'B', '9493', '9189', 'E', 'y', '6765', 'B', '2067', 'h', 'k', 'R', '9585', 'X', '9399', 'V', 'K', '2701', '83', '439', 'G', '6451', 't', 'a', 'C', 'J', 'P', 9341, 3849, 6503, 9383, 'V', 9467, 'g', 'f', 'T'], [8813, 4949, '9493', '9189', 'E', 'y', '6765', 'B', '2067', 'h', 'k', 'R', '9585', 'X', '9399', 'V', 'K', '2701', '83', '439', 'G', '6451', 'S', 279, 2923, 'i', 2601]