In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1357, 2843, 3541, 'y', 3397, 347, 'y', '5925', '5625', 'G', '3043', 'L', 'G', '1661', '511', '2045', '1353', '7179', '2315', 'T', 'e', 'd', 4325, 'H', 'r', 'R', 7699, 'K', 1013, 7613], ['f', 'M', 'S', 'a', '5925', '5625', 'G', '3043', 'L', 'G', '1661', '511', '2045', '1353', '7179', '2315', 'T', 'e', 'j', 'b', 895, 8565, 'C', 7171, 1705, 9473, 's', 4209, 'R']