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

Ex Input:
['z', 'j', 'G', 'w', 'h', 5009, 'z', 'r', '1279', 'z', '1337', 'R', 'R', 9761, 'D', 713], ['a', 'T', 'A', 'z', 'r', '1279', 'z', '1337', 'R', 'J', 'z', 'L', 'P']

Ex Output:
z, r, 1279, z, 1337, R


Ex Input:
[5269, 'q', 'b', 9461, 1715, 8909, 2865, 't', 3899, 9097, 's', 'J', 'u', 'O', 'q', '3289', '9079', 'q', '1341', 'a', '8881', 's', '1837', '4351', '5559', '43', '4733', 'y', '6455', '6219', '725', '7947', '7143', '9627', '3401', '1647', '755', 'E', 4775, 7047, 6939, 5023, 'F', 1385, 'f', 'P', 'R', 6711, 3741, 'C', 6351, 'K', 5279, 'm', 4933, 8587, 4429, 793, 5537, 'v'], ['X', 'A', 'I', 'W', 8039, 6937, 'l', 209, 6835, 'Z', 'x', 'G', 'R', 's', 'J', 'u', 'O', 'q', '3289', '9079', 'q', '1341', 'a', '8881', 's', '1837', '4351', '5559', '43', '4733', 'y', '6455', '6219', '725', '7947', '7143', '9627', '3401', '1647', '755', 'i', 'a', 'k', 5823, 'r', 'l', 'p', 'F', 5771, 'H', 7231, 't', 'c']

Ex Output:
s, J, u, O, q, 3289, 9079, q, 1341, a, 8881, s, 1837, 4351, 5559, 43, 4733, y, 6455, 6219, 725, 7947, 7143, 9627, 3401, 1647, 755


Ex Input:
[8993, 'i', 'N', 'I', 'a', 'w', 'o', 1709, 'l', 2897, 's', 'H', '1871', 'W', 'i', 'g', '2653', '4151', 'q', '2881', '919', 'b', 'b', '6507', 'R', '385', 'q', 'A', '1185', '753', 'u', 'R', 'c', 'H', 5895, 9797, 'D', 'v', 5011, 1387, 3877, 8031], ['o', 9415, 'M', 8245, 5231, 4549, 'A', 'Z', 8787, 'G', 'R', 7633, 's', 'H', '1871', 'W', 'i', 'g', '2653', '4151', 'q', '2881', '919', 'b', 'b', '6507', 'R', '385', 'q', 'A', '1185', '753', 'u', 'R', 'c', 'i', 3973, 'I', 9829, 'b', 'Y', 'F', 'h', 3117, 't', 9801, 'm', 'q']

Ex Output:

s, H, 1871, W, i, g, 2653, 4151, q, 2881, 919, b, b, 6507, R, 385, q, A, 1185, 753, u, R, c