In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9437, 7597, 4529, 'S', 'q', 'F', 'Y', '3563', '1301', '795', 'l', 'h', 'c', 9663], ['D', 3917, 9901, 6241, 6923, 1999, 'q', 'F', 'Y', '3563', '1301', '795', 'H', 515, 'T', 'C', 1423, 'w']