In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['m', 9691, 'B', 'C', 'Y', 'W', '7627', 'K', 'h', 'r', 'i', 'e', 'G', 'X', 'W', 'C', 'R', 'C', '3365', 'h', '6235', 'C', 'l', 'V', 'O', 3907, 'j', 'C', 'M', 4819, 6081, 8995, 'c', 6201, 'j', 'L', 3031, 'v'], [1345, 6729, 1323, 'w', 8307, 'h', 1301, 3901, 7461, 'V', 2547, 'Y', 'W', '7627', 'K', 'h', 'r', 'i', 'e', 'G', 'X', 'W', 'C', 'R', 'C', '3365', 'h', '6235', 'C', 'I', 'h']