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

[EX Q]: [6475, 9471, 3883, 'k', 3715, 'h', '4275', '3019', '9711', 'd', '7655', 'j', 'Y', 'H', 'f', '3135', '9479', 'K', 'E', 'J', '9713', '6953', 's', 'g', 'G', 9013, 1643, 619, 'b', 'k', 'z', 'd', 'w', 'E', 7989, 'o', 'C', 'Y'], [3391, 's', 5761, 9389, 6131, 'a', 1723, 451, 4781, 'S', 8389, 'l', 'P', 'h', '4275', '3019', '9711', 'd', '7655', 'j', 'Y', 'H', 'f', '3135', '9479', 'K', 'E', 'J', '9713', '6953', 'D', 7661, 885, 'J', 7381, 2713, 1355, 451, 'N', 'P', 'T', 5127, 8301, 1891, 9947, 'x', 7295]
[EX A]: h, 4275, 3019, 9711, d, 7655, j, Y, H, f, 3135, 9479, K, E, J, 9713, 6953

[EX Q]: [7231, 2153, '3257', '3693', 'P', 3291], [1543, 6411, '3257', '3693', 'G', 'k']
[EX A]: 3257, 3693

[EX Q]: ['S', 'W', 'Z', 'B', 'F', '1725', 'P', 'X', '2301', '9733', 'U', 's', '3913', 'M', 'G', 'u', 'U', '2697', 'E', '3421', 't', '1597', 'T', 'y', 'a', 'H', 937, 'j', 'N', 'G', 'H', 'h', 'a', 5271, 'o', 'f', 1767, 'B', 'r'], [6835, 'h', 'f', 1689, 'A', 8713, 'N', 9449, 2931, 'k', 'I', 'b', 4025, 'Z', 'B', 'F', '1725', 'P', 'X', '2301', '9733', 'U', 's', '3913', 'M', 'G', 'u', 'U', '2697', 'E', '3421', 't', '1597', 'T', 'R', 1799, 'y', 253, 'B', 5433, 2549, 'w', 3209, 8809, 899, 2439, 8601, 8043, 'S', 'a', 917, 6357]
[EX A]:
Z, B, F, 1725, P, X, 2301, 9733, U, s, 3913, M, G, u, U, 2697, E, 3421, t, 1597, T