In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1361, 2195, 3535, 2985, 1747, 7805, 'c', 'U', 'y', 'k', 'A', 6939, 'l', 'H', 8719, 8911, 'D', 'o', 'm', '2193', '1645', 'q', '3043', 'G', 'J', 'N', 'a', '2331', '2647', '91', 'y', '9295', 'i', 'R', '4695', '1149', '9263', 'b', '1555', '9473', 'I', 'n', 'm', 6973, 'l', 3447, 7009, 6529, 'H', 7275, 'S', 'X', 'w', 'e', 'U', 6183, 1423, 5053], [6425, 'K', 'F', 5769, '2193', '1645', 'q', '3043', 'G', 'J', 'N', 'a', '2331', '2647', '91', 'y', '9295', 'i', 'R', '4695', '1149', '9263', 'b', '1555', '9473', 'I', 'D', 'N', 107, 'j', 1965, 4797]