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

['C', 'd', 'U', 'O', 'X', 'Q', 75, 'n', '1745', '4477', '5381', 'S', 'G', '257', 'Q', '2891', 'e', 'U'], ['G', 'H', 7457, 'N', '1745', '4477', '5381', 'S', 'G', '257', 'Q', '2891', 'G', 'x', 'm', 865, 9285, 1495, 'l', 'J']
1745, 4477, 5381, S, G, 257, Q, 2891

['b', 'L', 'v', 7993, 2017, 929, '4549', '3397', 'O', 'M', 'F', '6233', '6011', 'Z', '8625', 'm', '1699', '7663', '2439', 'p', 'a', 'C', '9955', 'O', '1085', '2845', '2029', '391', 'O', '5349', 'L', '2971', '631', 'a', 3379, 'W', 397, 8293, 5007], ['j', 'O', 3563, 'V', 5991, 'z', 'd', 513, '4549', '3397', 'O', 'M', 'F', '6233', '6011', 'Z', '8625', 'm', '1699', '7663', '2439', 'p', 'a', 'C', '9955', 'O', '1085', '2845', '2029', '391', 'O', '5349', 'L', '2971', '631', 'm', 2835, 5795, 3245, 'A', 1761]
4549, 3397, O, M, F, 6233, 6011, Z, 8625, m, 1699, 7663, 2439, p, a, C, 9955, O, 1085, 2845, 2029, 391, O, 5349, L, 2971, 631

['n', 9995, 3429, 'E', 2187, 1293, 8697, 6785, 'm', 9383, 8451, 'z', 'j', 7899, 'f', 'S', 'F', 'n', 'Q', '6681', '8703', '1695', 'q', '5553', 'Z', 'C', '6867', '8537', '3451', 'S', 's', 7839, 'N', 'E', 5527, 'g', 5161, 'h', 'y', 9479, 2465, 285, 3221], [7191, 'h', 7133, 9499, 'f', 'S', 'F', 'n', 'Q', '6681', '8703', '1695', 'q', '5553', 'Z', 'C', '6867', '8537', '3451', 'S', 't', 10031, 2447, 'f', 7467, 6097, 'f', 3359, 's', 9795]

f, S, F, n, Q, 6681, 8703, 1695, q, 5553, Z, C, 6867, 8537, 3451, S