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

[Q]: [6921, 9035, 1815, 'T', 7393, 6607, 'D', 'c', 293, 'U', 4409, 4737, 3515, 'I', 'a', '839', 'q', 'n', '2571', '5999', 'L', 'k', '9745', '9023', '7365', 'C', '2893', 'n', '7783', 'E', '5071', 'Z', '3647', 'f', '7281', '8791', 'U', 't', '3969', '2029', 'i', 'o', 'a', 'M', 7035, 'v', 4907, 'l', 9767, 9189, 6353, 2883, 'F', 'x', 7665, 6801, 'x', 'J', 'G', 5361, 'f', 'Y', 'u', 'K', 'c', 1779, 1115], [587, 779, 525, 'i', 's', 4247, 5713, 'I', 'a', '839', 'q', 'n', '2571', '5999', 'L', 'k', '9745', '9023', '7365', 'C', '2893', 'n', '7783', 'E', '5071', 'Z', '3647', 'f', '7281', '8791', 'U', 't', '3969', '2029', 'i', 'u', 4957, 'c', 'k', 5231, 'i', 'T', 'q', 'd']
[A]: I, a, 839, q, n, 2571, 5999, L, k, 9745, 9023, 7365, C, 2893, n, 7783, E, 5071, Z, 3647, f, 7281, 8791, U, t, 3969, 2029, i


[Q]: ['w', 'i', 5729, 'G', 8651, '1845', 'a', '715', 'O', '3649', 'w', '8821', '2545', '1011', 'u', '895', '4133', 'n', '3759', 'w', 'X', 'R', 'A', 5949, 8347, 9169, 'N', 9753, 4353, 9447, 5747, 4347, 'f', 8247, 'D', 'y'], ['b', 'd', 237, 'y', 9735, 'M', 'j', 'f', 9789, 'x', 4217, '1845', 'a', '715', 'O', '3649', 'w', '8821', '2545', '1011', 'u', '895', '4133', 'n', '3759', 'w', 'X', 'E', 'e', 4021, 7065, 1651, 'n']
[A]: 1845, a, 715, O, 3649, w, 8821, 2545, 1011, u, 895, 4133, n, 3759, w, X


[Q]: [9889, 'I', 'f', 'y', '3773', '4483', 'Y', '2325', 'M', '247', '8091', 'H', '3787', '3845', 'i', 'L', 't', '6949', '6019', '5929', 'm', 2573, 839, 'a', 'S', 9999, 'H', 135, 1089], ['Y', 'a', 9301, 'l', 'v', 'f', 'y', '3773', '4483', 'Y', '2325', 'M', '247', '8091', 'H', '3787', '3845', 'i', 'L', 't', '6949', '6019', '5929', 'Q', 9865, 7343, 741, 863, 'I', 'M', 'u']
[A]:
f, y, 3773, 4483, Y, 2325, M, 247, 8091, H, 3787, 3845, i, L, t, 6949, 6019, 5929