In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5917, 'M', 7311, 2207, 'y', 'v', 4061, 5199, 'K', 4513, 8709, 8633, 'z', 6255, 'T', 3271, 9601, 9001, 'T', 'D', 'D', 'K', 'z', '5449', 'I', '3015', '9421', 'a', 'F', '4855', '1903', '7647', 'y', 'n', '4443', '7269', '3619', 'X', 'c', '1407', '45', 'l', 'Q', '8105', 'p', 'C', 'T', 185, 6623, 4251, 8119, 'F', 7577, 2705, 'V', 'q', 1273, 'N'], ['O', 'N', 'V', 'f', 'K', 'z', '5449', 'I', '3015', '9421', 'a', 'F', '4855', '1903', '7647', 'y', 'n', '4443', '7269', '3619', 'X', 'c', '1407', '45', 'l', 'Q', '8105', 'O', 8903, 'X', 6579, 'D', 's', 'c', 8931, 2169, 'C', 1789, 2871, 'f', 'Z', 9753, 'c']