In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['D', 5643, 'e', 'C', 'd', '8373', '9341', '3233', '8371', 'C', '9603', 'D', 'V', 'E', 749, 'y', 7205], [9477, 'j', 8109, '8373', '9341', '3233', '8371', 'C', '9603', 'D', 'V', 'f', 'A', 'y', 'W', 'u', 'K', 2385, 2753]