In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3231, 'f', 2273, 3655, 'W', 'h', 8899, 2111, 2703, 'i', 'k', 9149, 6203, '8669', '4681', '2489', 'L', 'a', '5293', 'r', '9273', '5039', '4305', '3089', 'M', 'h', '6771', '2931', '2253', 'q', '6431', '1411', 'G', 'x', 'r', 'A', '8483', 'J', 'b', 'm', 'I', 'D', 5031, 1061, 8925, 9069, 9849, 2763, 3945, 'X', 'B', 'H', 9059, 'V', 'M', 'G', 'v', 't', 'f', 'M'], ['q', 'Q', 1563, 1467, 'W', '8669', '4681', '2489', 'L', 'a', '5293', 'r', '9273', '5039', '4305', '3089', 'M', 'h', '6771', '2931', '2253', 'q', '6431', '1411', 'G', 'x', 'r', 'A', '8483', 'J', 'b', 'm', 'k', 8527, 2539, 9031, 'N', 4245, 5757]