In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7935, 1559, 'N', '4041', 'B', 'd', 'c', 'F', '4095', 'W', 'd', '6419', '3909', 'R', '2731', '2295', 'v', '9827', 'l', '6523', '5637', 'U', '1493', '9461', 'c', 6549, 1553, 'D', 3325, 8015, 't', 315, 2413, 4921], [7759, 6919, 9259, 2419, 'O', 313, 'r', 't', 'C', 459, 'f', 'G', 8353, 'y', 't', 2097, 717, '4041', 'B', 'd', 'c', 'F', '4095', 'W', 'd', '6419', '3909', 'R', '2731', '2295', 'v', '9827', 'l', '6523', '5637', 'U', '1493', '9461', 'l', 9667, 'g', 3809, 4521]