TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['N', 'z', 9641, 'z', 'f', 'o', 'L', 'D', 'w', 2793, 'b'], ['Q', 'R', 'z', 'f', 'o', 'L', 'A', 4343, 8711]

SOLUTION: z, f, o, L

PROBLEM: [4041, 'A', '9609', 'E', 'r', 'd', 'u', 'S', '7397', '8573', '4893', 'T', 't', 'K', '7425', 'E', 'J', 'Q', 'U', '1407', '3419', '1193', 'H', '7525', 'H', 4635, 7087, 8857, 1057, 1877, 'U', 'V', 7175, 'r', 4599], [801, 8323, 7503, 'U', 381, 'd', 'y', 453, 1687, 'R', '9609', 'E', 'r', 'd', 'u', 'S', '7397', '8573', '4893', 'T', 't', 'K', '7425', 'E', 'J', 'Q', 'U', '1407', '3419', '1193', 'H', '7525', 'j', 2559, 3465, 'C', 'I', 5493, 'X', 'r']

SOLUTION: 9609, E, r, d, u, S, 7397, 8573, 4893, T, t, K, 7425, E, J, Q, U, 1407, 3419, 1193, H, 7525

PROBLEM: [5019, 'm', 5779, 'P', 'r', 'S', 4087, 1367, 6681, 'H', 'U', 497, 'B', 4035, 9931, '3491', '8155', 'y', '6929', 'I', '987', 'w', 'Q', 'k', 'T', '7541', 'T', 'A', '3793', '7741', 'R', '451', 'z', '3373', 'Y', '525', 'u', 'f', 'd', '9863', '2761', 'S', 'm', 'g', 'T', 961, 3127, 1631, 5689, 8765, 'X', 4895, 3651, 8839, 5361, 5115, 2881, 6523, 1405, 3047, 2343, 'T'], [3403, 3149, 'n', 't', 'S', 5361, 'H', 'n', 3197, 6265, 4675, 'S', 5617, 'B', 9889, 'f', '3491', '8155', 'y', '6929', 'I', '987', 'w', 'Q', 'k', 'T', '7541', 'T', 'A', '3793', '7741', 'R', '451', 'z', '3373', 'Y', '525', 'u', 'f', 'd', '9863', '2761', 'S', 'm', 'P', 'n', 'A', 9619, 3717, 947, 6089, 2153, 'C', 'i', 6033, 'd', 1869, 'r', 'P', 1689, 1479, 's', 6267, 'q', 6395, 271, 6369, 'W', 6699, 'u']

SOLUTION:
3491, 8155, y, 6929, I, 987, w, Q, k, T, 7541, T, A, 3793, 7741, R, 451, z, 3373, Y, 525, u, f, d, 9863, 2761, S, m