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

[875, 'U', 'g', 'q', 'H', 2847, 'f', '6811', 'B', '7549', 'K', 'r', 'V', 'x', 'P', 'X', '2469', '3845', 'W', 'e', 'n', 5885, 'w', 3345, 4693, 'H', 7789, 'y', 'j', 'e'], ['V', 'j', 6713, 2923, 'y', 6205, 'm', 5961, 9023, '6811', 'B', '7549', 'K', 'r', 'V', 'x', 'P', 'X', '2469', '3845', 'W', 'y', 7427, 5987]
6811, B, 7549, K, r, V, x, P, X, 2469, 3845, W

[3759, 7101, '5609', '5115', '6103', '3685', '3055', '4987', '3865', '2369', '5093', '9485', '119', 's', 1947, 4631, 855, 'b', 7601, 9341, 'n', 'S', 'w', 'U'], ['E', 'S', 'M', '5609', '5115', '6103', '3685', '3055', '4987', '3865', '2369', '5093', '9485', '119', 'L', 4431, 4213]
5609, 5115, 6103, 3685, 3055, 4987, 3865, 2369, 5093, 9485, 119

['S', 'Y', 'n', 'b', 'V', 1601, 'n', '8163', 'w', 'd', 'i', 'r', '6073', 'k', 'n', '8249', 'd', 'c', '2479', '6475', 'T', 'i', '4239', 'f', 'V', 'g', '8911', '9593', 'L', 'h', '3865', '1149', '8699', '9207', 'o', 'k', 3685, 7735, 'v', 'r', 'w', 3629, 'j', 1827, 7853, 8261, 'U', 7873, 's', 't', 'K', 7605, 'w', 'U', 'v', 'I', 4277, 305, 'V', 'G'], [749, 'S', 'c', 'H', 9203, 'a', 4769, '8163', 'w', 'd', 'i', 'r', '6073', 'k', 'n', '8249', 'd', 'c', '2479', '6475', 'T', 'i', '4239', 'f', 'V', 'g', '8911', '9593', 'L', 'h', '3865', '1149', '8699', '9207', 'o', 'q', 5125, 9699, 9691, 6993, 3701, 'H', 415, 2447, 9313, 9769, 6875, 'A', 'c', 9961, 9355, 'T', 2495, 'f', 'F', 8059]

8163, w, d, i, r, 6073, k, n, 8249, d, c, 2479, 6475, T, i, 4239, f, V, g, 8911, 9593, L, h, 3865, 1149, 8699, 9207, o