In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['D', 9453, 'u', 6025, 'H', '9935', 'k', '4937', 'y', '2087', '8193', '8207', '3827', 'P', '1427', 'C', 'Q', 'i', '5021', 'D', 'q', '2331', '181', 'V', 'M', '3777', '2031', 'f', '61', '1443', 'g', '3485', '7869', 'F', 'Q', 'G', 'G', 3069, 'c', 'Q', 8851, 'G', 5385, 8527, 'c'], ['K', 367, 'H', '9935', 'k', '4937', 'y', '2087', '8193', '8207', '3827', 'P', '1427', 'C', 'Q', 'i', '5021', 'D', 'q', '2331', '181', 'V', 'M', '3777', '2031', 'f', '61', '1443', 'g', '3485', '7869', 's', 'U', 'r', 9951, 6869, 'J', 'F']