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

[EX Q]: ['r', 7309, 'a', 5957, 2551, 'c', '4533', 'L', '9417', 'm', '7989', '4409', 'a', 'M', 'h', 4163, 'n'], ['q', 4457, 'D', 2623, 't', 'F', 'c', '4533', 'L', '9417', 'm', '7989', '4409', 'u', 2719, 'G']
[EX A]: c, 4533, L, 9417, m, 7989, 4409

[EX Q]: ['L', 'W', 4919, 'y', '665', '9279', 'Z', 'd', '205', 'g', 'n', 305, 'r', 'B'], ['x', 'j', '665', '9279', 'Z', 'd', '205', 'a', 'V']
[EX A]: 665, 9279, Z, d, 205

[EX Q]: ['O', 'E', 7641, 459, 'Z', 2563, 4439, 'W', 6063, 891, 'c', 'p', 67, 8993, 'Y', 8527, 4243, '4171', '1531', 'H', '481', '7073', '6155', 'N', 'i', 'f', 'L', 'g', 'N', 'b', '2337', '7365', 'y', 'J', 'L', 'y', '7525', '2633', '6929', 'v', 979, 'p', 'V', 3017, 6979, 4949, 'c', 2651, 'v', 9307, 'j', 'S', 'Q', 2651, 99, 7451], [671, 1025, 1955, 2811, 'Y', 'p', 'c', 6409, 'y', 'B', 1261, 6127, 5563, 'X', 9303, 'o', 5317, 3639, '4171', '1531', 'H', '481', '7073', '6155', 'N', 'i', 'f', 'L', 'g', 'N', 'b', '2337', '7365', 'y', 'J', 'L', 'y', '7525', '2633', '6929', 'p', 119, 2899, 'm', 'H', 3037, 'N', 7197, 527, 'p', 'L', 'X', 6371, 'a', 145, 'G', 5553]
[EX A]:
4171, 1531, H, 481, 7073, 6155, N, i, f, L, g, N, b, 2337, 7365, y, J, L, y, 7525, 2633, 6929