In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9063, 'f', 'Y', 'C', 1811, 'O', 7029, 1563, 'Z', 7003, 2689, 773, 2615, 6055, 'h', 7207, 1147, 's', 'Z', 1553, 6417, 'v', 'f', 'L', 'l', '9619', '8495', '247', 'd', 'i', '4281', '3737', 'E', 'a', '2403', 'w', '1769', 'n', '4329', 'B', 'D', '2983', 'R', 'U', 'P', '4309', 'S', '1357', 'v', 'V', 'y', 8155, 'P', 'Y', 2567, 'B', 3271, 903, 8335, 'f', 'M', 's', 3811, 'u', 8639, 'i', 1885], ['t', 'f', 'J', 5353, 'F', 1639, 5103, 'f', 'L', 'l', '9619', '8495', '247', 'd', 'i', '4281', '3737', 'E', 'a', '2403', 'w', '1769', 'n', '4329', 'B', 'D', '2983', 'R', 'U', 'P', '4309', 'S', '1357', 'L', 7781, 'Y', 'u', 'G', 721, 7049]