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

[2449, 'h', 'F', 2217, 'G', 2655, 'k', 'Y', '8427', '2933', 'x', '2689', '9305', 'L', '9263', '2671', 'q', 9553, 4023, 127], [849, 7901, 'd', '8427', '2933', 'x', '2689', '9305', 'L', '9263', '2671', 'r', 'A', 'F']
8427, 2933, x, 2689, 9305, L, 9263, 2671

['a', 4925, 4243, 'z', 'c', 8195, 'E', 'X', 'D', 5475, 9427, 193, 'l', 2773, 'M', 'q', 8023, 'I', 'V', 'z', '3739', 'A', 'u', '877', '2153', '6681', 'Q', '943', '9777', '7137', '3625', '9057', '3799', 'I', 'm', 'X', 'K', 'P', 5257, 2037, 8637, 'U', 'y', 'G', 'a', 1085, 3761, 'D', 'g', 'C', 5035, 2251], [5025, 'n', 'X', 8065, 'S', 'E', 'y', 7997, 2455, 8585, 9413, 4339, 'F', 'r', 'm', 61, 'I', 'V', 'z', '3739', 'A', 'u', '877', '2153', '6681', 'Q', '943', '9777', '7137', '3625', '9057', '3799', 'I', 'm', 'X', 'K', 'v', 1213, 'e', 'C', 'V', 9325, 'a', 'b', 'J', 'x', 1959, 4701]
I, V, z, 3739, A, u, 877, 2153, 6681, Q, 943, 9777, 7137, 3625, 9057, 3799, I, m, X, K

['e', 'a', 'd', 'j', 8863, 1879, 7555, 515, 'J', 'L', '7085', '4411', '5275', 'n', 'Y', '2479', 'e', 'u', 'y', '5683', '6363', '6661', 'B', '5771', '3805', 'R', 'V', 3027], ['r', 10013, 'J', 'L', '7085', '4411', '5275', 'n', 'Y', '2479', 'e', 'u', 'y', '5683', '6363', '6661', 'B', '5771', '3805', 'R', 't', 'V', 'U', 5793, 1117, 1171]

J, L, 7085, 4411, 5275, n, Y, 2479, e, u, y, 5683, 6363, 6661, B, 5771, 3805, R