In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['v', 1865, 4265, 'k', 3919, '4767', '4811', 'F', 'N', '217', 'z', 'G', 'M', '6733', '8855', '2983', 'r', '5191', 'D', 817, 'J', 8167, 8877, 'l', 'r', 8675, 'h', 'b', 4225, 8785, 6811], ['w', 4835, 'R', '4767', '4811', 'F', 'N', '217', 'z', 'G', 'M', '6733', '8855', '2983', 'r', '5191', 'Z', 9303, 2325, 'W']