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

[Q]: [4339, 'i', 7857, 315, 'W', '3573', '689', 'y', '9557', 'J', 'b', '2185', 'i', 7649, 'F', 'g', 6973], ['r', 5097, 5467, 't', 'N', 'Y', 'W', '3573', '689', 'y', '9557', 'J', 'b', '2185', 'l', 837, 643, 2055, 'J', 'I']
[A]: W, 3573, 689, y, 9557, J, b, 2185


[Q]: ['f', 7061, 5371, 'F', 49, 999, 9071, 'O', 9627, 283, 'q', '9151', 'a', 'E', '2865', '735', '5647', 'i', 'e', 'k', '4029', 'H', 'b', 'R', '3331', 'T', 'W', '7249', '4135', 'P', 'U', 2327, 'w', 7987, 9069, 'm', 'Q', 817, 'o'], ['N', 'j', 7227, 7051, 'D', 'b', 2645, 'l', 'g', 8699, 'a', 'u', 'r', 4215, 7499, 6595, 4001, 7107, 2799, 'q', '9151', 'a', 'E', '2865', '735', '5647', 'i', 'e', 'k', '4029', 'H', 'b', 'R', '3331', 'T', 'W', '7249', '4135', 'P', 'p', 'v', 4623, 4597, 387, 8861, 37, 'u', 4847, 7415, 8709, 5935]
[A]: q, 9151, a, E, 2865, 735, 5647, i, e, k, 4029, H, b, R, 3331, T, W, 7249, 4135, P


[Q]: ['j', 8349, 'I', 'O', 'R', 'u', 'Y', '7519', 'u', 'T', '6769', 'x', '4729', '6667', '819', 'W', 'D', 8389, 's', 3501, 7619], [1783, 1693, 'g', 'R', 'u', 'Y', '7519', 'u', 'T', '6769', 'x', '4729', '6667', '819', 'W', 'y', 'L', 'w', 9759]
[A]:
R, u, Y, 7519, u, T, 6769, x, 4729, 6667, 819, W