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

[EX Q]: [2799, 'R', 's', '9885', 's', 'c', '7143', 'H', '445', 'F', 9229, 'B', 5169, 'T', 's'], [109, 'u', 'f', 2303, 1495, 5041, '9885', 's', 'c', '7143', 'H', '445', 'v', 7261]
[EX A]: 9885, s, c, 7143, H, 445

[EX Q]: ['X', 'U', 'Z', 9489, '4623', 'M', 'd', '5977', '7669', '8583', '2455', 'D', 'j', 'c', 'U', 'p', 'R', 609, 4535, 4269, 8941, 'I', 2091, 'Q'], [3721, 8573, 8821, 6095, 1215, 1195, '4623', 'M', 'd', '5977', '7669', '8583', '2455', 'D', 'j', 'c', 'L', 'm', 'q', 'j', 697, 3367, 'R']
[EX A]: 4623, M, d, 5977, 7669, 8583, 2455, D, j, c

[EX Q]: [1575, 1991, 'T', 'B', 3287, 'O', 561, 10027, 'H', 557, 'C', 'a', 'f', '8003', 'U', '3771', 'X', '7909', 'G', '3321', '6835', '4747', 'U', 'u', 'q', 'G', 'x', 1429], ['B', 'N', 'L', 7231, 'J', 'r', 'h', 6977, 2383, 9853, 'y', 'e', 5271, 'f', '8003', 'U', '3771', 'X', '7909', 'G', '3321', '6835', '4747', 'U', 'u', 'q', 'G', 'A', 'a', 'W', 'y', 1887, 9883, 'V', 4471, 8345, 5527, 'C']
[EX A]:
f, 8003, U, 3771, X, 7909, G, 3321, 6835, 4747, U, u, q, G