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

[5367, 7499, 'a', '3619', '5119', '4219', '769', '8735', '6417', 'V', 'W', 'o', 'M', 'T', 'q', 'J', 't', 3991], [3847, 'h', 8145, 'z', 'C', 6061, 5347, 'U', 'a', '3619', '5119', '4219', '769', '8735', '6417', 'V', 'W', 'w', 5279, 4553]
a, 3619, 5119, 4219, 769, 8735, 6417, V, W

[571, 969, 3069, 7455, 'g', 'Z', 237, 8231, 71, 'X', '873', 'N', 'u', 'c', 'n', '759', 'p', 'I', '1007', 'O', 'V', '9137', 'G', '1727', '7437', 't', '8909', 'L', 'C', 'R', 3217, 1445, 3493, 'Y', 'G', 6747, 751, 1347, 7337, 'Z'], ['z', 'U', 477, 'm', 'y', 7909, 413, 6315, 'v', 7173, 1403, 'F', 'M', 7559, 7589, 9021, 'U', 2859, '873', 'N', 'u', 'c', 'n', '759', 'p', 'I', '1007', 'O', 'V', '9137', 'G', '1727', '7437', 't', '8909', 'L', 'k', 3817, 'Q', 1165]
873, N, u, c, n, 759, p, I, 1007, O, V, 9137, G, 1727, 7437, t, 8909, L

[143, 6271, 5407, 4869, 1479, 'c', 9137, 'd', 'x', 'e', 'v', 7575, 'R', 697, 'e', 'E', 1425, 4029, 'H', 'H', 9703, 6421, 1449, '707', '9147', '2749', 'Z', 'H', 'f', '6323', '8159', 'w', '1829', '5143', 'y', '2331', '1557', '3391', '2963', 'o', 's', '2949', 'q', '2615', 'k', 'R', 'k', '9011', 'W', 'S', 'Y', 'R', 'a', 'd', 4521, 5243, 9355], [8473, 'k', 4981, 'I', 6805, 'a', 9535, 2665, 5005, 'n', 'C', 'W', 9427, 'j', 3163, 6425, 4745, 'F', '707', '9147', '2749', 'Z', 'H', 'f', '6323', '8159', 'w', '1829', '5143', 'y', '2331', '1557', '3391', '2963', 'o', 's', '2949', 'q', '2615', 'k', 'R', 'k', '9011', 'I', 5799, 3625, 4293, 7567, 'p', 'U', 4181, 7823, 285, 'K', 'J', 4313, 'Y', 'y', 'h', 'p', 'J']

707, 9147, 2749, Z, H, f, 6323, 8159, w, 1829, 5143, y, 2331, 1557, 3391, 2963, o, s, 2949, q, 2615, k, R, k, 9011