In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['G', 8377, 9527, 7827, 's', 'K', 'u', 415, 'N', 'q', 5829, 'j', '321', 'y', 's', 'a', 'g', 'Y', 'a', '8449', '1551', 'n', 'S', '1155', 'n', 'I', '3065', 'L', '5979', '293', 'c', 'A', '6039', 'm', 'E', 'u', 'c', 'q', 'g', 'S', 'p', 'F', 9015, 885, 19, 4681, 9119, 'm', 857, 'k', 5197, 165, 4725, 'X', 'X', 2357, 'W', 537, 1259, 7605, 'D', 2487, 'r', 9353, 'S', 9795], [2241, 8147, 5903, 4169, 675, 2725, 'j', 'B', 'f', 1943, 'p', 'c', 1149, '321', 'y', 's', 'a', 'g', 'Y', 'a', '8449', '1551', 'n', 'S', '1155', 'n', 'I', '3065', 'L', '5979', '293', 'c', 'A', '6039', 'm', 'E', 'u', 'c', 'q', 'g', 'I', 8653, 4351, 'r', 5407, 4159, 9827, 'R', 'e', 3257, 3189]