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

[EX Q]: ['c', 2475, 'i', 2197, 'q', 2625, 'd', 9865, 4981, 407, 'C', 'U', '2141', '1319', 'f', 'c', 'x', 'H', '799', 'd', '9863', 'G', '3589', 'C', '4441', 'N', '2645', '8129', '9275', '2457', '7885', 'K', '4559', '2447', 'v', 'L', 'u', '7573', 'y', 'y', 'j', 5261, 'C', 7391, 'a', 3145, 1309, 'A', 's', 9681, 6579, 'H', 621, 'R', 'G'], ['L', 5243, 8851, 't', 10015, 'Z', 'f', 'v', 6007, 7767, 5085, 5665, 5755, 3261, 5521, 'v', 'N', 1465, 8667, 'W', '2141', '1319', 'f', 'c', 'x', 'H', '799', 'd', '9863', 'G', '3589', 'C', '4441', 'N', '2645', '8129', '9275', '2457', '7885', 'K', '4559', '2447', 'v', 'L', 'u', '7573', 'y', 'y', 'I', 'i', 5747, 2727, 'R', 's', 2623, 'u', 'Q', 9057, 'd', 'G', 'M', 3307]
[EX A]: 2141, 1319, f, c, x, H, 799, d, 9863, G, 3589, C, 4441, N, 2645, 8129, 9275, 2457, 7885, K, 4559, 2447, v, L, u, 7573, y, y

[EX Q]: ['V', 6053, 'M', 2269, 'E', 'B', 'I', 9767, 393, 'i', 5887, 5245, 'e', 'i', '2747', '6063', '3773', 'q', 'f', 'Y', '5879', 'V', 'b', 'o', '4781', '5103', 'X', '2261', '251', 'O', '3317', 'e', 'H', 'o', '983', '1083', 'S', '8549', 'b', '1143', '963', 'l', 'E', 'H', 9787], ['Z', 2199, 8743, 'x', 'J', 'f', 5521, 's', 7415, 'X', 'Z', 'r', 8587, 'd', 'i', '2747', '6063', '3773', 'q', 'f', 'Y', '5879', 'V', 'b', 'o', '4781', '5103', 'X', '2261', '251', 'O', '3317', 'e', 'H', 'o', '983', '1083', 'S', '8549', 'b', '1143', '963', 'X', 'k', 4785, 'g', 8259, 8061, 'S', 6959, 'w', 'f', 3331]
[EX A]: i, 2747, 6063, 3773, q, f, Y, 5879, V, b, o, 4781, 5103, X, 2261, 251, O, 3317, e, H, o, 983, 1083, S, 8549, b, 1143, 963

[EX Q]: [7087, 4471, 'P', 'W', 'C', '6301', 'T', '6625', '9345', '4471', '4385', 'H', 'K', 'r', 'Z', 'O', 'y', 'm', 7683, 1493, 'F', 4293, 'z'], [1607, 8143, 'F', 5435, 8723, 'x', 'C', '6301', 'T', '6625', '9345', '4471', '4385', 'H', 'K', 'r', 'E', 1241]
[EX A]:
C, 6301, T, 6625, 9345, 4471, 4385, H, K, r