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

[EX Q]: [987, 885, 2111, 'P', 'e', 'h', 'h', 'C', 'P', 'V', '4563', 'E', 'J', 'M', 'n', 'C', 'Q', 'P', 'k', 'S', 'M', '8993', '8675', '6707', 'Q', 'r', '4351', 'Q', 'q', 'a', 6295, 1061, 1619, 3509, 8583, 'f', 1157, 5365, 'l', 'x', 'B', 'U', 141, 5753, 'F', 7595, 'H'], [8245, 137, 5887, 1267, 5851, 'n', 7393, 'f', 9739, 9983, 'h', 'h', 'C', 'P', 'V', '4563', 'E', 'J', 'M', 'n', 'C', 'Q', 'P', 'k', 'S', 'M', '8993', '8675', '6707', 'Q', 'r', '4351', 'Q', 'q', 'F', 'k', 3463, 'U', 3587, 't', 'j', 'q', 'M', 1213, 9955, 'h', 9779, 'l', 8839, 'G', 8477, 9341, 6071, 'm']
[EX A]: h, h, C, P, V, 4563, E, J, M, n, C, Q, P, k, S, M, 8993, 8675, 6707, Q, r, 4351, Q, q

[EX Q]: ['i', 2711, 6903, 1929, 2863, 'b', 5091, 'C', 'g', 'O', '3689', 'B', '6851', '605', '811', '8847', 'a', '3649', '5787', 'B', '6611', 'S', 'M', 5859, 'C', 7687, 'N', 1227, 5881, 8139, 'L', 'u', 1299], [4083, 2455, 'q', 'L', 3689, 'l', 'd', 9587, 'I', 'N', 'O', '3689', 'B', '6851', '605', '811', '8847', 'a', '3649', '5787', 'B', '6611', 'S', 'V', 7521, 'F', 3951, 'm', 'E']
[EX A]: O, 3689, B, 6851, 605, 811, 8847, a, 3649, 5787, B, 6611, S

[EX Q]: ['D', 1677, '5307', 'F', 'y', 8119], [5713, 7443, '5307', 'F', 'Z', 'N']
[EX A]:
5307, F