In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: ['A', 'f', 's', 619, 'P', '6773', '2907', 'j', 'Y', '3815', '5619', '3681', '1259', 'k', 'k', 'p', '7817', 'e', '1227', 'T', '7201', 'o', 'o', 'W', 'U', 'E', '4881', 'h', '9013', '8427', 'W', 'B', '5309', 'V', 'L'], [7877, 9179, 'B', 'F', 'e', 4663, 'd', 7957, 'F', 'F', 'k', 'f', 8559, 'U', '6773', '2907', 'j', 'Y', '3815', '5619', '3681', '1259', 'k', 'k', 'p', '7817', 'e', '1227', 'T', '7201', 'o', 'o', 'W', 'U', 'E', '4881', 'h', '9013', '8427', 'W', 'B', '5309', 'J', 'R', 't', 'J', 'D', 'U', 'x', 'G', 'y', 'L', 7841, 'g', 's', 8385, 1631, 'Z', 6679, 4419, 'Y', 9253, 3709, 'E', 'a']

Answer: 6773, 2907, j, Y, 3815, 5619, 3681, 1259, k, k, p, 7817, e, 1227, T, 7201, o, o, W, U, E, 4881, h, 9013, 8427, W, B, 5309


Question: ['x', 9943, 'K', 'O', 'g', 6603, 1275, 'x', 6903, 'c', 9999, 8825, 2529, 'r', 9149, 'W', 6857, 'A', 'c', '551', 'U', '7103', '453', '4397', 'z', '3567', '8685', '4895', 'k', '6657', '8493', 'Z', 'J', 'y', 'v', 'r', 'J', 'g', '3679', '1287', 'p', 6153, 'A', 'S', 8797, 3097, 8983, 'e', 1335, 'L', 'k'], ['N', 3687, 'j', 325, 'I', 'A', 'T', 2921, 'm', 'Z', 9267, 'U', 3985, 7851, 5999, 'b', 'c', '551', 'U', '7103', '453', '4397', 'z', '3567', '8685', '4895', 'k', '6657', '8493', 'Z', 'J', 'y', 'v', 'r', 'J', 'g', '3679', '1287', 'G', 'K', 8039, 7189, 8641, 'x', 'P', 'v', 7977]

Answer: c, 551, U, 7103, 453, 4397, z, 3567, 8685, 4895, k, 6657, 8493, Z, J, y, v, r, J, g, 3679, 1287


Question: [8899, 'F', 'E', 2105, 8923, 'P', '8899', '6315', 'o', 'G', '6085', 't', 'u', 'H', 'y', 1829, 'l', 'z', 'Y'], ['y', 'Z', 581, 6305, '8899', '6315', 'o', 'G', '6085', 't', 'u', 'H', 'I', 'j', 7929, 1751]

Answer:
8899, 6315, o, G, 6085, t, u, H