In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['a', 'j', 2259, 7115, 'U', 'R', 'b', 2563, 7369, 'n', 'C', '4963', '5983', '147', 'm', '4597', '63', '1717', 'k', '4853', '8219', 'y', '3241', '6661', '1913', '5301', 'e', '3067', 'h', 5795, 'b', 415, 4311, 3175, 'C', 9257, 'q'], ['X', 3785, 8497, 'g', 3823, 's', 6019, 'C', '4963', '5983', '147', 'm', '4597', '63', '1717', 'k', '4853', '8219', 'y', '3241', '6661', '1913', '5301', 'e', '3067', 's', 'F', 6161, 'f', 2543, 'V', 6733, 9613, 7983, 'i', 'J', 7361, 8365, 'A', 979, 1153]