In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7299, 3085, 'Y', 'h', 'L', 'S', '8283', '447', 'c', 'C', 'N', 'S', '6869', '8095', 'w', 'N', 'j', '9769', 'S', 'I', 'M', 'G', '8009', '2857', 'U', 'I', 2355, 'O', 'F', 'a', 'I', 1901, 7169, 5951, 's', 2819, 'i'], ['o', 7303, 'o', 2461, 'I', '8283', '447', 'c', 'C', 'N', 'S', '6869', '8095', 'w', 'N', 'j', '9769', 'S', 'I', 'M', 'G', '8009', '2857', 'G', 7541, 'y', 'I', 'T', 3777, 'A', 'N', 'Z', 4321, 'n', 8865]