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

[EX Q]: [1001, 9417, '7135', 'q', 'C', '1417', 'x', '2263', 'F', 539, 5643, 1153, 5893, 'f'], [7791, 6635, 401, '7135', 'q', 'C', '1417', 'x', '2263', 'X', 8455]
[EX A]: 7135, q, C, 1417, x, 2263

[EX Q]: [8937, 'k', 'O', 'p', 'C', 1375, 'i', 'X', 'l', 'L', 'u', 'C', 5395, 'n', 6919, 8055, 1091, '789', 'M', 'c', '431', '3497', '6001', '3601', 'Q', 'R', 'k', 'D', 'k', 'q', '343', 'b', 'j', '4465', '7421', '3927', 'G', '6047', '8287', '187', '2247', 'w', 'S', 'c', 'v', 'X', 'm', 'b', 'a', 'l', 'l', 'w', 'R', 'b', 'W'], [6245, 6001, 'm', 'L', 'o', 7883, 'v', 833, 'n', 9131, 'F', 913, 'z', 'A', 'p', 'v', 4669, 't', 'i', 5055, 8833, 2829, '789', 'M', 'c', '431', '3497', '6001', '3601', 'Q', 'R', 'k', 'D', 'k', 'q', '343', 'b', 'j', '4465', '7421', '3927', 'G', '6047', '8287', '187', '2247', 'w', 'S', 'c', 'v', 'X', 'k', 2275, 'p', 1367, 4807, 5581, 7895]
[EX A]: 789, M, c, 431, 3497, 6001, 3601, Q, R, k, D, k, q, 343, b, j, 4465, 7421, 3927, G, 6047, 8287, 187, 2247, w, S, c, v, X

[EX Q]: ['o', 'U', 'x', 9677, 'U', 1963, 'f', 2637, 'r', 'k', 9713, 5443, 619, 8701, 4105, 5281, 1431, 6981, 'B', 's', 'S', '4721', 'B', 'T', 'u', '2793', '8651', 'L', '2005', 'D', '5097', 'F', '5473', 'T', '3973', '8753', '3067', '4257', 'd', 'j', 'K', 'F', 'c', 4151, 6811, 'K', 'Y', 'u', 'l', 4319, 491, 'R', 4789, 5117, 'p', 'Z', 9857], ['U', 8909, 9735, 'i', 9603, 'x', 'o', 9987, 'R', 'w', 7957, 7319, 'v', 369, 2713, 'B', 's', 'S', '4721', 'B', 'T', 'u', '2793', '8651', 'L', '2005', 'D', '5097', 'F', '5473', 'T', '3973', '8753', '3067', '4257', 'd', 'j', 'h', 'l', 'e', 5777, 3787, 'm', 5299, 'w', 6457, 'V', 'u', 'M', 9009, 7955, 2187, 9289, 3943, 'D', 6039]
[EX A]:
B, s, S, 4721, B, T, u, 2793, 8651, L, 2005, D, 5097, F, 5473, T, 3973, 8753, 3067, 4257, d, j