In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[EX Q]: ['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']
[EX A]: 4767, 4811, F, N, 217, z, G, M, 6733, 8855, 2983, r, 5191

[EX Q]: [8521, 7389, 'Z', 959, 4009, 4683, 'y', '4295', '5675', 'a', '5585', 'q', '5785', '9081', 'U', 's', 'i', 'D', 2717, 'P', 3531, 8889], ['Y', 4689, 'H', 'h', 3485, 1659, '4295', '5675', 'a', '5585', 'q', '5785', '9081', 'U', 's', 'm', 'k', 3777, 'l', 4497, 5837, 7061]
[EX A]: 4295, 5675, a, 5585, q, 5785, 9081, U, s

[EX Q]: [9491, 'Q', 8713, 's', 8635, 'K', 'W', 'U', 'r', 'Z', 7081, 8589, 'I', '4705', '1361', 'B', 'w', 'R', 'H', 'g', '6611', 'C', 'o', '7449', '9577', '739', '3949', '3291', 'S', 'R', 't', '3923', '9021', 'W', 'i', 'U', 1029, 7899, 'w'], [5459, 8295, 'V', 9299, 3165, 3269, 2811, 'F', 7771, 6629, 'X', 3415, 'W', 4201, 'I', '4705', '1361', 'B', 'w', 'R', 'H', 'g', '6611', 'C', 'o', '7449', '9577', '739', '3949', '3291', 'S', 'R', 't', '3923', '9021', 'W', 'm', 'x', 9105, 'P', 'm', 4503, 'O', 'C', 8739, 2305]
[EX A]:
I, 4705, 1361, B, w, R, H, g, 6611, C, o, 7449, 9577, 739, 3949, 3291, S, R, t, 3923, 9021, W