In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['e', 3389, 2705, 3119, 3293, 5943, 5715, 'A', 393, 'P', 8305, 'r', 'a', 7183, 'v', 'y', 'w', '45', 'j', '5987', '2963', 'E', '8265', '5437', 'a', '6299', '2971', 'u', 'G', 'm', 'T', '6977', '2555', 's', 'V', '1269', 'N', 'E', '6617', '1381', '3115', 'H', 'J', 'm', 'n', 'd', 'f', 121, 'K', 747, 'b', 'L', 'O', 7653, 'y', 'v', 6197, 'K'], [4809, 2467, 4427, 'H', 7989, 'm', 5141, 7455, 's', 'B', 5903, 'x', 'h', 'y', 'G', 'b', 8947, 1735, 8241, 'w', '45', 'j', '5987', '2963', 'E', '8265', '5437', 'a', '6299', '2971', 'u', 'G', 'm', 'T', '6977', '2555', 's', 'V', '1269', 'N', 'E', '6617', '1381', '3115', 'm', 'S', 659, 'f', 8053, 'a', 'A', 'X', 'd', 'h', 9633, 'w']