In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [9945, 7993, 'D', 'C', 1341, 'S', 3245, 'v', 'R', 'a', 'Y', 'm', 'j', 'S', 2325, 7293, 8483, '2185', 'X', '5509', 'v', 'Q', '1557', '2811', '3957', '431', '2403', '9633', 'H', 'd', 'h', 'u', 'P', '3647', 't', '8345', '8157', 'a', '4759', '3097', 'o', 5889, 'c', 2547, 'q', 9407, 'M', 'O'], [2017, 'P', 9637, 7239, '2185', 'X', '5509', 'v', 'Q', '1557', '2811', '3957', '431', '2403', '9633', 'H', 'd', 'h', 'u', 'P', '3647', 't', '8345', '8157', 'a', '4759', '3097', 'Y', 'O', 'U', 495, 'U', 3945, 'h', 9439, 6821, 7583, 6249, 573, 'v', 'T', 2219, 3279]

Answer: 2185, X, 5509, v, Q, 1557, 2811, 3957, 431, 2403, 9633, H, d, h, u, P, 3647, t, 8345, 8157, a, 4759, 3097


Question: [5703, 'd', 2573, 'V', 9273, '7133', 'O', '6191', '6151', '5017', 'c', 'b', '1721', 'Z', 'J', 'C', 'O', 6077, 1125, 1345, 8989], ['f', 59, 8449, 5387, 8075, 9721, 5271, '7133', 'O', '6191', '6151', '5017', 'c', 'b', '1721', 2375, 3141, 'Z', 'Y', 'N']

Answer: 7133, O, 6191, 6151, 5017, c, b, 1721


Question: [4215, 'n', 'G', '5307', 'f', 'G', 'Y', 3509, 1981], [7189, 2991, 9595, '5307', 'f', 'G', 1723, 6907, 'f']

Answer:
5307, f, G