instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
['A', 'Y', 'B', 5539, 'i', 'u', 3953, 7153, '3019', '4737', 'Q', 'Z', '223', '7501', '1205', 'u', 'F', 'i', 4673, 5277, 2169, 'v'], [7917, 'p', 'K', 'D', 'S', 'U', 'w', '3019', '4737', 'Q', 'Z', '223', '7501', '1205', 'u', 'd', 8111, 'Q', 'b', 7059, 'L', 'u', 5107]
answer:
3019, 4737, Q, Z, 223, 7501, 1205, u


question:
[3409, 'W', 7371, 705, 4353, 6055, 1109, '2039', '1331', 'M', '1507', '1583', '9005', '3561', 'm', '3453', '9927', 'L', '5625', '3923', '5839', 'b', 'a', '1865', 'l', 'Z', '4855', '2985', 'l', '7011', 'Z', 'f', '6205', 'd', 'r', 5975, 7455, 'P', 7563, 'A', 797, 'm', 'y', 'S'], [851, 'D', 'Z', 't', 'd', 189, 'V', 'o', 8559, 3455, '2039', '1331', 'M', '1507', '1583', '9005', '3561', 'm', '3453', '9927', 'L', '5625', '3923', '5839', 'b', 'a', '1865', 'l', 'Z', '4855', '2985', 'l', '7011', 'Z', 'f', '6205', 'x', 'q', 7907, 857, 2245, 5847, 'h']
answer:
2039, 1331, M, 1507, 1583, 9005, 3561, m, 3453, 9927, L, 5625, 3923, 5839, b, a, 1865, l, Z, 4855, 2985, l, 7011, Z, f, 6205


question:
[1997, 'K', 'C', 5715, '1451', 'v', 'V', 't', '187', '8043', 'n', 'T', 'q', '601', 'x', '7661', 'P', 'N', 'U', 'F', 'g', 663, 'p'], ['B', 6945, 'W', 7791, 'f', 'w', 'r', 'S', 5085, 7093, 'm', 'Y', 'f', 'z', 9781, '1451', 'v', 'V', 't', '187', '8043', 'n', 'T', 'q', '601', 'x', '7661', 'P', 'N', 'U', 'F', 'W', 'a', 3841, 'v']
answer:

1451, v, V, t, 187, 8043, n, T, q, 601, x, 7661, P, N, U, F