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

Example Input: [7231, 2153, '3257', '3693', 'P', 3291], [1543, 6411, '3257', '3693', 'G', 'k']
Example Output: 3257, 3693

Example Input: [7395, 6997, 'Z', 2015, 'v', '4045', 'F', 'O', 'N', 'k', '6013', 'C', 8179, 4675, 'x', 'k', 'V'], ['P', 'A', 'v', '4045', 'F', 'O', 'N', 'k', '6013', 'k', 7667, 3913, 5111, 1215, 'r', 'g']
Example Output: v, 4045, F, O, N, k, 6013

Example Input: [3515, 2869, 'x', 'C', 'f', 'R', 'I', '4601', '725', '1733', 'a', 'U', 'w', 'w', '9547', '813', '6517', 'i', 'W', 'x', 'w', 8987, 'w', 'E', 1353, 'o', 'R', 'X', 'B', 641, 's', 1039, 2617, 'w'], [6879, 2561, 'd', 'j', 'x', 'C', 'f', 'R', 'I', '4601', '725', '1733', 'a', 'U', 'w', 'w', '9547', '813', '6517', 'i', 'W', 'x', 'V', 429, 251, 9833, 'M', 3223, 8197, 'n', 5719, 4283, 'k']
Example Output:
x, C, f, R, I, 4601, 725, 1733, a, U, w, w, 9547, 813, 6517, i, W, x