In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['T', 'K', 7333, 'S', 215, 'o', 'k', 'X', 'M', 'M', '1503', 'n', 'O', 'P', 'e', 'H', 'n', '4217', 'n', '7741', '4873', '5913', '4467', 'E', '9969', '2287', 'M', 3711, 'h', 4047, 'R', 'S', 5407, 6127, 'Q', 'U', 'M'], [8369, 'k', 'N', 8087, 'e', 4237, 3659, 'p', 'f', 'n', 'P', 8321, 't', '1503', 'n', 'O', 'P', 'e', 'H', 'n', '4217', 'n', '7741', '4873', '5913', '4467', 'E', '9969', '2287', 'H', 3007, 91, 8865, 'j', 9115, 'u', 4283, 'E', 'o', 'e', 747, 3811]