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

['m', 'K', 2769, 'i', 'k', 853, 'P', '9255', 'N', '8281', 'f', 'm', 'V', 'a', 3525, 7823, 2111, 'T'], ['Q', 1337, 'I', 'P', '9255', 'N', '8281', 'f', 'm', 'g', 'M', 3873]
P, 9255, N, 8281, f, m

[5189, 6517, 7263, 3907, 'I', 7869, 8561, 'M', 'X', 1055, 'N', 533, 9903, 'p', 5241, 'L', 4649, 'R', 'G', '3873', 'o', '4565', 'I', '9949', 'k', 'H', 'o', 'M', '7819', 'q', '3397', '739', '9863', '4743', 'n', '8999', 'G', '1411', 'L', 't', 'm', 'k', 6041, 'L', 'V', 9697, 7967, 't', 'L', 'i'], [1055, 2831, 3023, 8711, 'E', 6059, 'v', 'E', 'M', 4133, 'Q', 249, 'Q', 5195, 5607, 'G', '3873', 'o', '4565', 'I', '9949', 'k', 'H', 'o', 'M', '7819', 'q', '3397', '739', '9863', '4743', 'n', '8999', 'G', '1411', 'Q', 8961, 5471, 613, 4235, 'g', 'N', 9513, 9767, 'j', 't', 'I']
G, 3873, o, 4565, I, 9949, k, H, o, M, 7819, q, 3397, 739, 9863, 4743, n, 8999, G, 1411

[7837, 'Q', 'y', 6831, 963, 1559, 2557, 213, 9459, 1347, 'A', 7155, 'n', 1749, 5101, 4237, 'H', 'Z', 6671, 5219, '7241', '1189', '3891', 'B', 'N', 'u', '1929', 'h', 'A', '2289', '875', 'x', 'S', 'i', '2633', 'f', 'i', 'k', 'D', 'n', 'y', 'G', 'P'], ['h', 'd', 'X', 2159, 907, 4873, 6581, 4311, 1367, 8363, 8655, 'e', 7945, 'E', 'v', 1249, 7179, 'b', 9937, '7241', '1189', '3891', 'B', 'N', 'u', '1929', 'h', 'A', '2289', '875', 'x', 'S', 'i', '2633', 'f', 'i', 'k', 'D', 'n', 'y', 'X', 4581]

7241, 1189, 3891, B, N, u, 1929, h, A, 2289, 875, x, S, i, 2633, f, i, k, D, n, y