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

[EX Q]: [6921, 9035, 1815, 'T', 7393, 6607, 'D', 'c', 293, 'U', 4409, 4737, 3515, 'I', 'a', '839', 'q', 'n', '2571', '5999', 'L', 'k', '9745', '9023', '7365', 'C', '2893', 'n', '7783', 'E', '5071', 'Z', '3647', 'f', '7281', '8791', 'U', 't', '3969', '2029', 'i', 'o', 'a', 'M', 7035, 'v', 4907, 'l', 9767, 9189, 6353, 2883, 'F', 'x', 7665, 6801, 'x', 'J', 'G', 5361, 'f', 'Y', 'u', 'K', 'c', 1779, 1115], [587, 779, 525, 'i', 's', 4247, 5713, 'I', 'a', '839', 'q', 'n', '2571', '5999', 'L', 'k', '9745', '9023', '7365', 'C', '2893', 'n', '7783', 'E', '5071', 'Z', '3647', 'f', '7281', '8791', 'U', 't', '3969', '2029', 'i', 'u', 4957, 'c', 'k', 5231, 'i', 'T', 'q', 'd']
[EX A]: I, a, 839, q, n, 2571, 5999, L, k, 9745, 9023, 7365, C, 2893, n, 7783, E, 5071, Z, 3647, f, 7281, 8791, U, t, 3969, 2029, i

[EX Q]: ['F', 3199, 9687, 'Y', 'D', 'i', 1221, 6701, 3345, 'D', '6203', '3893', 'W', 'A', 'o', '9143', '4965', '9091', '4113', 'p', 'v', '7373', '1257', '3423', 'K', 935, 2381, 'L', 9625, 3381, 'S', 'N', 't', 7781, 6337, 'e'], ['e', 'p', 133, '6203', '3893', 'W', 'A', 'o', '9143', '4965', '9091', '4113', 'p', 'v', '7373', '1257', '3423', 'f', 7311, 5287, 'J', 'x', 'H', 393]
[EX A]: 6203, 3893, W, A, o, 9143, 4965, 9091, 4113, p, v, 7373, 1257, 3423

[EX Q]: [1007, 'i', 't', 'L', 'v', 7931, 'L', 6439, 'Y', 6205, 1941, 'J', '571', 'p', '3131', '3711', 'Q', '1115', '8915', '239', 'H', '3863', '441', 'u', 'R', '5857', 'j', 'Q', 'u', 1785, 'B', 'K', 'M', 'm'], ['f', 4619, 'h', 'c', 'p', 6505, 'x', 689, 'n', 8393, 'F', 4931, 'A', 'S', 'a', 'J', '571', 'p', '3131', '3711', 'Q', '1115', '8915', '239', 'H', '3863', '441', 'u', 'R', '5857', 'o', 5973, 'j', 'p', 'W', 317, 4569, 7285, 8903, 's', 'm', 6847, 's', 335]
[EX A]:
J, 571, p, 3131, 3711, Q, 1115, 8915, 239, H, 3863, 441, u, R, 5857