In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['Y', 'c', 5377, 2561, 'Q', 895, 'v', 3391, 6659, 'P', 377, 'D', 'M', 'R', 'W', 5921, 'j', 6987, 3171, 241, 'S', '9549', '1155', 'o', '3617', '1427', '7343', '8839', 'S', 'I', '7487', '1139', '7775', 'L', '6217', '8439', '9237', 'v', 'M', 'N', '7037', 'P', '3247', 'n', '2367', '9641', '3489', '597', '9297', '2863', 'B', 8955, 'v', 's', 'F'], ['A', 3883, 9345, 'S', '9549', '1155', 'o', '3617', '1427', '7343', '8839', 'S', 'I', '7487', '1139', '7775', 'L', '6217', '8439', '9237', 'v', 'M', 'N', '7037', 'P', '3247', 'n', '2367', '9641', '3489', '597', '9297', '2863', 'O', 'b', 8503, 'N', 'P', 5025, 'z', 'l', 'S', 8361, 'Q', 5117, 'c', 9745, 'V', 'C', 245, 'y', 7881, 3009, 'g', 9193, 5051, 'q', 983]