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

['M', 6637, 'd', 'D', 8611, 'U', 'm', 'y', 8085, 'M', 'W', 4845, 'l', 2477, 'f', 'B', 's', 'D', '7597', 'S', '2907', 'o', '1905', 'p', 'S', 'C', 'S', '6403', 'D', 'V', '5265', 'L', 'D', '6031', '2585', '7087', '3941', '573', 'c', 'b', 9083, 9449, 7629, 5633, 3843, 'R', 9421, 2693, 'M', 'b', 3739, 'l', 333], [6017, 'W', 2775, 'W', 4759, 'W', 'q', 'k', 'f', 4299, 5523, 'E', 5391, 'd', 2611, 'l', 5849, 9603, 3831, 'D', '7597', 'S', '2907', 'o', '1905', 'p', 'S', 'C', 'S', '6403', 'D', 'V', '5265', 'L', 'D', '6031', '2585', '7087', '3941', '573', 'o', 4621, 'N', 'c', 'R', 'V', 'p', 'm', 7625, 9815, 'b', 8449]
D, 7597, S, 2907, o, 1905, p, S, C, S, 6403, D, V, 5265, L, D, 6031, 2585, 7087, 3941, 573

[571, 969, 3069, 7455, 'g', 'Z', 237, 8231, 71, 'X', '873', 'N', 'u', 'c', 'n', '759', 'p', 'I', '1007', 'O', 'V', '9137', 'G', '1727', '7437', 't', '8909', 'L', 'C', 'R', 3217, 1445, 3493, 'Y', 'G', 6747, 751, 1347, 7337, 'Z'], ['z', 'U', 477, 'm', 'y', 7909, 413, 6315, 'v', 7173, 1403, 'F', 'M', 7559, 7589, 9021, 'U', 2859, '873', 'N', 'u', 'c', 'n', '759', 'p', 'I', '1007', 'O', 'V', '9137', 'G', '1727', '7437', 't', '8909', 'L', 'k', 3817, 'Q', 1165]
873, N, u, c, n, 759, p, I, 1007, O, V, 9137, G, 1727, 7437, t, 8909, L

['v', 8697, 9615, 'W', 115, 'M', 8113, 's', 5871, 'w', '237', 'D', 'n', 'C', '625', '8355', '1057', 'l', 'L', 'X', 'a', '3167', 'r', 'I', 'I', 'c', 7313, 'W', 'L', 'c', 5003, 'j', 'F', 'f', 1873], ['g', 'I', 'U', '237', 'D', 'n', 'C', '625', '8355', '1057', 'l', 'L', 'X', 'a', '3167', 'r', 'I', 'I', 'b', 'U', 'E', 9385, 'H', 5827, 9715, 'v', 3193, 'W', 'L', 'f', 'r', 2479, 'i']

237, D, n, C, 625, 8355, 1057, l, L, X, a, 3167, r, I, I