In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9577, 'v', 2595, 7901, 5205, 'Z', 2647, 'm', 't', 'h', '6209', '6325', 'B', '8879', '1137', '7837', '1819', 'S', '2249', 'i', 'L', '3729', 'i', 9823, 5731, 'd', 'u', 1461, 'Z', 9415, 541, 'T', 'A', 'G', 7275], [9731, 4061, 'V', 'k', 9589, 'v', 'k', 7917, 'x', 'B', 'z', 31, 'K', 'h', '6209', '6325', 'B', '8879', '1137', '7837', '1819', 'S', '2249', 'i', 'L', '3729', 'n', 'J', 'g', 8859, 195, 'l']