In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7069, 3741, 1087, 'p', 'c', '2605', '4391', '6697', 'j', 'G', 'I', 'q', '7859', '5447', 'D', '1085', '6107', 'N', 'A', 'a', 'Q', 'i', 'h', 'X', 'w', 'N', 'W', 'H', 5815], ['o', 7439, 'X', 1945, 9209, 5895, 1289, 'i', 'C', 'W', 'N', 'c', '2605', '4391', '6697', 'j', 'G', 'I', 'q', '7859', '5447', 'D', '1085', '6107', 'N', 'A', 'a', 'Q', 'e', 'm', 8447, 'H', 3831, 6673, 7063, 565]