In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['I', 6063, 'U', 'k', 8269, 'u', 'O', '9775', 'S', 'L', 'E', 'g', '815', 'F', '4641', '7313', 'y', 'h', 'm', 'b', '4259', 'S', '6539', 'd', '591', '541', 'q', 'w', 'G', 'w', 7527, 1289, 'U', 'U', 2181], ['o', 623, 193, 'x', 'P', 'h', 2043, 'Q', 'w', 'Q', '9775', 'S', 'L', 'E', 'g', '815', 'F', '4641', '7313', 'y', 'h', 'm', 'b', '4259', 'S', '6539', 'd', '591', '541', 'q', 'm', 'J', 8089, 7079, 'D', 2631]