In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3469, 'O', 'M', 6609, 9577, 'j', 2707, 9267, 'a', 'Z', 'Q', 3461, 'u', 'V', '5791', '1939', 't', 'B', 'Z', 'r', 'v', '4499', '4929', 'S', '3917', 'G', '5357', '9449', '8413', '8381', 'A', '2315', '2553', '5749', 'G', 'V', 'K', '4899', '8425', '937', '1877', '4943', 'e', 5997, 'e', 'q', 'x', 3285, 1197, 'z', 9411], [9093, 'U', 's', 6889, 1183, 1171, 5713, 'A', 8885, 6275, 'I', 'j', '5791', '1939', 't', 'B', 'Z', 'r', 'v', '4499', '4929', 'S', '3917', 'G', '5357', '9449', '8413', '8381', 'A', '2315', '2553', '5749', 'G', 'V', 'K', '4899', '8425', '937', '1877', '4943', 'H', 'M', 'K']