In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7261, 4293, 's', 'p', 'o', 9911, 4801, 8985, 'F', 8881, 'l', '7597', '3757', '1597', '4389', 'X', 'l', 'D', '515', '8523', 'Z', 'A', '7421', 'A', 'e', 6607, 'w', 6523, 935, 'q', 'S', 'J'], [9003, 4607, 'V', 'l', '7597', '3757', '1597', '4389', 'X', 'l', 'D', '515', '8523', 'Z', 'A', '7421', 'A', 'L', 8107, 9027, 7493]