In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['t', 'R', 'k', 5195, 'F', 'H', 'O', 'u', 'D', 'v', 'X', 'I', 'z', '2553', '1663', '7033', '3895', 'e', 'c'], ['h', 7769, 3795, 'g', 'w', 8705, 'E', 'D', 'v', 'X', 'I', 'z', '2553', '1663', '7033', '3895', 'K', 'e']