In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['b', 7483, 'z', 'B', 9603, 4531, 3493, 'c', 'r', 'T', 'D', 429, 9947, 2545, 2053, 'Z', 6791, 7309, 'g', 'q', '8573', 'j', 'Y', 'y', 'r', '221', 'E', 'l', '6741', '5061', '8759', 'e', '6249', '723', '7609', '749', '1963', '5363', '9981', '3007', '9845', '183', '7471', '393', '17', 'B', '2931', 'C', 'f', 'O', 'q', 'I', 7247, 'F', 1677, 'z', 6177, 'I', 351, 'H', 993, 'e', 9133, 'q', 'Y', 'y', 'T', 5537, 9539], ['q', 'H', 'v', 'a', 'T', 'a', 81, 7005, 8687, 'R', 'S', 1923, 'n', 2961, 'i', 'Q', 'k', 9795, 4717, 9341, 'o', 'w', 2433, 4119, 'e', 1709, 7267, 'U', 'H', 'q', '8573', 'j', 'Y', 'y', 'r', '221', 'E', 'l', '6741', '5061', '8759', 'e', '6249', '723', '7609', '749', '1963', '5363', '9981', '3007', '9845', '183', '7471', '393', '17', 'B', '2931', 'C', 'Q', 1283, 9299, 'g', 'J', 8799]