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

Ex Input:
['o', 833, 'H', 'I', 'x', 'u', 'a', 'L', 'H', 'g', '4519', 'J', 'E'], [9993, 'z', 'g', 'u', 'a', 'L', 'H', 'g', '4519', 'V', 9115]

Ex Output:
u, a, L, H, g, 4519


Ex Input:
[1875, 'T', 'Y', '5527', 'F', 'y', '5669', 'm', 'k', 2655, 8089], [3997, 7707, 9937, 'M', '5527', 'F', 'y', '5669', 'm', 'a', 'e']

Ex Output:
5527, F, y, 5669, m


Ex Input:
[1661, 7451, 'X', 'S', 'S', 6323], ['F', 'd', 'X', 'S', 's', 9361]

Ex Output:

X, S