In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6613, 'V', 'N', 6995, 1577, 1635, 'g', 1445, 'T', 5955, 't', 'C', 's', 'U', 'm', 'I', 'q', 8395, 'G', 'q', '1127', 't', '3115', '679', '5469', '8775', '6215', 'H', '6357', '4897', 'S', '7527', '1629', 'a', '7365', '1005', '633', 'b', 'z', 'p', 4017], [6667, 6479, 6611, 'K', 'e', 9557, 'j', 9851, 'm', 'y', 'x', 4149, 'G', 'q', '1127', 't', '3115', '679', '5469', '8775', '6215', 'H', '6357', '4897', 'S', '7527', '1629', 'a', '7365', '1005', '633', 'b', 'T', 861, 'N', 'Y', 'B', 'l', 'c', 'j', 9863, 6971, 'N', 'u']