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

[Q]: ['X', 4261, 'm', 7859, 4443, 287, 7605, 'X', 'z', 6017, 2097, 2447, 8915, 4657, 375, 81, 'I', 'C', 'T', 7455, 7461, 'W', 'e', 'n', 'O', '1627', '5687', '421', '1005', '2703', '2689', '2227', '6679', '5031', 'y', 'n', '2949', 'j', '7753', '1135', 'A', 't', 'b', 'x', 'B', 'D', 2439, 'Q', 'l', 'D', 3245], ['J', 'o', 3361, 8709, 8719, 'e', 'n', 'O', '1627', '5687', '421', '1005', '2703', '2689', '2227', '6679', '5031', 'y', 'n', '2949', 'j', '7753', '1135', 'A', 't', 'b', 'x', 'B', 'g', 'r', 4351, 'F', 2243, 8191, 5111, 6683, 'Y', 3647, 't', 'f', 2885, 5435, 7467, 'S', 9159, 8145, 'H', 'z']
[A]: e, n, O, 1627, 5687, 421, 1005, 2703, 2689, 2227, 6679, 5031, y, n, 2949, j, 7753, 1135, A, t, b, x, B


[Q]: ['C', 9451, 'a', 'c', '1879', '7201', 'H', '3431', 'u', 17], ['t', 37, '1879', '7201', 'H', '3431', 'X', 7267, 'Z']
[A]: 1879, 7201, H, 3431


[Q]: [6199, 5753, 'H', 'L', 7477, 1597, 'l', 'V', 6059, 'F', 'H', 'b', 'm', 'd', 'G', 7871, 'A', 8011, 8247, 'K', '6785', '6873', 'I', 'K', '7615', 'E', '3033', '7903', 'J', '6859', 'R', '8173', 'I', 'D', 'Q', '4783', 'X', '6029', 'F', 'k', 9413, 'd', 2465, 'i', 2531, 'o', 9285], ['M', 'd', 7477, 'h', 3035, 309, 'q', 2649, 'V', 'z', 'V', 'z', 241, 'D', 5747, 'Z', 4615, 'Q', 'E', 'K', '6785', '6873', 'I', 'K', '7615', 'E', '3033', '7903', 'J', '6859', 'R', '8173', 'I', 'D', 'Q', '4783', 'X', '6029', 'F', 'B', 1045]
[A]:
K, 6785, 6873, I, K, 7615, E, 3033, 7903, J, 6859, R, 8173, I, D, Q, 4783, X, 6029, F