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

[6103, 'W', 'k', 931, 'r', 'v', 'w', 'X', '5537', '3209', '4831', 'R', '2093', 'U', 'b', 'w'], [9617, 'F', 3411, 'X', '5537', '3209', '4831', 'R', '2093', 'U', 'O', 9311, 5805]
X, 5537, 3209, 4831, R, 2093, U

[3299, 9737, 'M', 'P', 'H', '6993', '7079', 'k', 'u', 'k', '2129', 'm', 'l', '7993', 'i', '3657', 'u', 'u', 'Z', 'O', 'c', '7045', '8071', 'z', 'P', '7919', 'F', 4343, 'E', 'S', 'R', 'w', 'c', 2571, 9369, 8565, 6599], ['z', 4799, 'J', 'G', 'z', 2263, 8619, 'Y', 'I', 'b', 'K', 'l', 7535, 'm', 'i', 2287, 4413, 189, '6993', '7079', 'k', 'u', 'k', '2129', 'm', 'l', '7993', 'i', '3657', 'u', 'u', 'Z', 'O', 'c', '7045', '8071', 'z', 'P', '7919', 'T', 6699, 7547, 9497, 'K', 3003, 165, 5157, 'b', 7321, 'V', 6099, 6161]
6993, 7079, k, u, k, 2129, m, l, 7993, i, 3657, u, u, Z, O, c, 7045, 8071, z, P, 7919

['V', 6069, 'Y', 'y', '443', '5693', '5075', 'G', 'E', '1495', '3271', 'i', '7911', 's', 1163, 'i', 'e'], [8225, 'O', 'd', 2399, 'N', '443', '5693', '5075', 'G', 'E', '1495', '3271', 'i', '7911', 'g', 'R', 'A', 8371, 'W', 'a', 847]

443, 5693, 5075, G, E, 1495, 3271, i, 7911