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

[EX Q]: [8523, 2741, 'B', 2283, 2319, 5579, 4895, 1093, '6081', 'w', 'j', 'U', '8951', 'g', '3325', '6587', '4979', 'X', 'x', '8257', 'G', 2491], [17, 6185, '6081', 'w', 'j', 'U', '8951', 'g', '3325', '6587', '4979', 'X', 'x', '8257', 'n', 4549, 'g', 1859, 'f', 'B', 4639, 6413]
[EX A]: 6081, w, j, U, 8951, g, 3325, 6587, 4979, X, x, 8257

[EX Q]: [9537, 9603, 'U', '4157', 'M', 'k', 'w', 9373], [3355, 4417, 'U', '4157', 'M', 'C', 'k']
[EX A]: U, 4157, M

[EX Q]: [7075, 1155, '6481', '3927', 'q', 'Q'], [9935, 't', '6481', '3927', 'g', 'u']
[EX A]:
6481, 3927