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

Example Input: ['B', 's', 'G', 3817, 'Y', '3253', 's', 'W', '2755', 'I', '8231', 'T', 'm', 'j', '1003', '133', 'o', 'Y', 'Y', 'N', 'Q', '8799', '3455', 'B', 997, 8067, 3771, 1367, 1903, 811, 'Z', 8913], ['l', 223, 's', 'B', 'H', 9633, 6875, 'O', 5231, 'Y', '3253', 's', 'W', '2755', 'I', '8231', 'T', 'm', 'j', '1003', '133', 'o', 'Y', 'Y', 'N', 'Q', '8799', '3455', 'O', 'k', 'l', 5187, 'j', 9867, 'Z', 8963, 'b', 2165, 213, 'r', 9723, 's', 8303]
Example Output: Y, 3253, s, W, 2755, I, 8231, T, m, j, 1003, 133, o, Y, Y, N, Q, 8799, 3455

Example Input: ['c', 3869, 'X', 9543, 'y', 3435, 'k', 'L', 9191, 'C', 'X', 'U', 'w', 'z', 'y', '6225', 's', '1927', '1777', 'N', '8311', 'B', 'q', 'r', '4829', 'r', '5909', 'e', 'G', 'J', '9631', 'V', 'b', 'G', 'g', 'g', 5369, 7691], ['Z', 'i', 'X', 'U', 'w', 'z', 'y', '6225', 's', '1927', '1777', 'N', '8311', 'B', 'q', 'r', '4829', 'r', '5909', 'e', 'G', 'J', '9631', 'o', 2079, 1461, 633, 3253, 8295, 3637, 'q', 'r', 8737, 'i']
Example Output: X, U, w, z, y, 6225, s, 1927, 1777, N, 8311, B, q, r, 4829, r, 5909, e, G, J, 9631

Example Input: [1373, 8027, 8599, 1301, 5211, 'G', 'Q', 'C', 'z', 'Z', 2325, 7185, '1267', '6769', '3573', 'G', 'C', 'M', '1069', '7897', 'd', '7839', 'B', '4227', '4411', '9749', '3093', '8105', 'c', 'z', 3219, 'K', 'n', 5921], ['U', 'G', '1267', '6769', '3573', 'G', 'C', 'M', '1069', '7897', 'd', '7839', 'B', '4227', '4411', '9749', '3093', '8105', 'c', 'X', 'X']
Example Output:
1267, 6769, 3573, G, C, M, 1069, 7897, d, 7839, B, 4227, 4411, 9749, 3093, 8105, c