instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
[9537, 9603, 'U', '4157', 'M', 'k', 'w', 9373], [3355, 4417, 'U', '4157', 'M', 'C', 'k']
answer:
U, 4157, M


question:
[3035, 7591, 'C', 'q', 'V', 'Y', 'C', 'D', '8629', '8873', 'O', '2505', '123', '8427', 'E', 'f', 'j', 's', 'G', '813', 't', '4113', '9319', '3221', 'K', 'C', 'C', '1679', 'Q', 'a', 'G', 'N', 'T', 's', 8601, 'j', 'D', 8513, 'd', 'm', 9725, 'V', 'R', 6981, 3191, 9251, 3009, 'y'], [8511, 3233, 'V', 'k', 8569, 511, 'G', 3587, 2909, 2225, 3411, 3135, 'w', 'V', 'Y', 'C', 'D', '8629', '8873', 'O', '2505', '123', '8427', 'E', 'f', 'j', 's', 'G', '813', 't', '4113', '9319', '3221', 'K', 'C', 'C', '1679', 'Q', 'a', 'k', 'S', 'S', 9041, 2591, 7417, 'N', 'W', 'b']
answer:
V, Y, C, D, 8629, 8873, O, 2505, 123, 8427, E, f, j, s, G, 813, t, 4113, 9319, 3221, K, C, C, 1679, Q, a


question:
['d', 5155, 'y', 't', 'z', 2297, 'b', 'P', 'a', 'I', 7949, 'f', 'Y', 'H', 'u', 'S', 'y', 'A', 'B', 5505, '5357', '6519', 'N', 't', '7889', 'g', 'R', '1421', 'S', '6947', 'h', 'i', '8755', '6107', '1467', 'l', '4195', '9647', 'k', '323', 'P', 'r', 6883, 'Y', 'n', 'G', 'K', 'q', 'H', 'z', 7541, 2533, 6833, 8927, 'K', 8647], [1833, 681, '5357', '6519', 'N', 't', '7889', 'g', 'R', '1421', 'S', '6947', 'h', 'i', '8755', '6107', '1467', 'l', '4195', '9647', 'k', '323', 'U', 9459, 2103, 'F', 5669, 6115, 871, 209, 5199, 7123, 'D', 'E']
answer:

5357, 6519, N, t, 7889, g, R, 1421, S, 6947, h, i, 8755, 6107, 1467, l, 4195, 9647, k, 323