In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['d', 8577, 821, 4925, 851, 1015, '9071', 'l', '7883', 'b', '3341', '2315', 'E', 'T', 'm', '2545', 'y', 'Y', '2633', 'f', 'q', '3705', '2923', 'z', 'N', 'S', 'T', 'c', 'J', 'P', '9483', 'y', '8367', 'm', 'm', 'Y', 5707, 641, 'R', 's', 6601, 6037, 8129, 207, 'T', 3349, 549, 'd', 6875, 'i', 'M', 'U', 9157, 'W', 781, 'o', 4519, 'T', 'j'], ['i', 'm', 'y', 1645, 'O', 'g', '9071', 'l', '7883', 'b', '3341', '2315', 'E', 'T', 'm', '2545', 'y', 'Y', '2633', 'f', 'q', '3705', '2923', 'z', 'N', 'S', 'T', 'c', 'J', 'P', '9483', 'y', '8367', 'm', 'm', 'a', 4119, 1339, 'J']