instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
['d', 897, 't', 1807, 'k', 'P', '5013', '1811', '9411', 'U', 'z', '2793', '3221', '5643', 'j', '1793', '9507', 'J', '6147', 'i', '4383', '723', 'z', 'c'], [2741, 'D', 5443, 'Z', 'k', 129, 3339, 'k', 'T', 'P', '5013', '1811', '9411', 'U', 'z', '2793', '3221', '5643', 'j', '1793', '9507', 'J', '6147', 'i', '4383', '723', 'd', 4353]
answer:
P, 5013, 1811, 9411, U, z, 2793, 3221, 5643, j, 1793, 9507, J, 6147, i, 4383, 723


question:
['U', 3417, 5169, 'r', 's', 2909, 3363, 'x', 8463, 9703, 3041, 'e', 4997, 1689, 'Y', 'y', 'T', '53', '8895', '1117', '4025', 'v', '1689', 'e', 'V', 'k', '2673', '5425', 'c', 'p', '8235', 'Q', 'G', 2185, 'I', 'D', 'U', 2889, 6837, 'B', 'x', 2775, 'I', 3053, 1801], [525, 'd', 'K', 'T', '53', '8895', '1117', '4025', 'v', '1689', 'e', 'V', 'k', '2673', '5425', 'c', 'p', '8235', 'Q', 'z', 9959, 'H', 1865, 'M', 8529]
answer:
T, 53, 8895, 1117, 4025, v, 1689, e, V, k, 2673, 5425, c, p, 8235, Q


question:
[3203, 'y', 'l', 'U', 'H', 9217, 'I', 'k', 'U', 6537, 'U', 4967, 't', '7075', 'F', '481', 's', 'G', 'y', '2063', '1255', 'I', '5383', 'y', 'M', '2227', 'q', 'x', 'C', 1783, 'H'], [9873, 'p', 't', '7075', 'F', '481', 's', 'G', 'y', '2063', '1255', 'I', '5383', 'y', 'M', '2227', 'q', 'x', 'D', 8073, 4259, 3955, 'Q', 3733, 'A', 2541, 4423, 827, 291, 3905, 7567, 7967]
answer:

t, 7075, F, 481, s, G, y, 2063, 1255, I, 5383, y, M, 2227, q, x