In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['E', 'e', 'C', 'k', 5673, 2461, 'd', 'g', '1699', '8221', 'a', 'L', 'h', 'u', 'c', '2485', 'D', '5387', 'O', 'H', 'R', '6189', '539', 'T', 'J', '5461', '3691', 'd', '3389', '8315', 'Z', 'b', '5401', 'g', 7959, 9915, 9195, 8581], ['I', 'r', 'P', 'v', 'd', 'g', '1699', '8221', 'a', 'L', 'h', 'u', 'c', '2485', 'D', '5387', 'O', 'H', 'R', '6189', '539', 'T', 'J', '5461', '3691', 'd', '3389', '8315', 'Z', 'b', '5401', 'S', 't', 2069, 1067, 9577, 6283, 1527, 'l', 'X', 'L', 5625, 9857, 8631, 'S', 'e']