In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9769, 'O', 'k', 'A', 'T', 'D', 'g', 6143, 'p', 'g', 'u', 5653, 6601, 'u', 'H', 'F', 3053, 'w', 'y', 'b', '1621', 'l', '857', 'z', '8219', '3711', '1809', 'K', '3819', '7689', 'F', 't', 'm', 'G', '7333', '1623', 'f', '7655', '5307', 'm', 'S', 'N', '9185', 'E', 5627, 'l', 8909, 'F', 'Q', 'r'], ['G', 'q', 'L', 8643, 'c', 3963, 4679, 6399, 1077, 6195, 6125, 1533, 's', 2939, 'w', 'y', 'b', '1621', 'l', '857', 'z', '8219', '3711', '1809', 'K', '3819', '7689', 'F', 't', 'm', 'G', '7333', '1623', 'f', '7655', '5307', 'm', 'S', 'N', '9185', 'v', 'c', 'U', 'Q', 5639, 10013, 3229, 'T', 8409]