In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['d', 9233, 'x', 'O', 'i', 'M', 'w', 'D', 4681, 'S', 'B', 4207, 'z', 601, 6337, 1, 'h', 4655, '7335', 'r', '9613', '8593', 'x', 'L', 'x', 'n', '3951', '1363', '8461', '6699', '7173', 'V', 'G', '9597', 'W', 'A', 'S', 'Q', 'J', 'Q', 'i', '5637', '4487', 'U', 'm', 'C', 'f', 'E', 'z', 4995, 2975, 'S', 'Y', 'm', 2313, 1345, 'v', 4569, 'X', 'g', 3671, 2485, 7567, 'E', 'l', 'O'], ['D', 6397, 'B', 'k', 1643, 'h', 'h', 'c', 'x', 7917, 3873, 2383, 'b', 'J', 8653, 'g', 4251, 'o', 'O', '7335', 'r', '9613', '8593', 'x', 'L', 'x', 'n', '3951', '1363', '8461', '6699', '7173', 'V', 'G', '9597', 'W', 'A', 'S', 'Q', 'J', 'Q', 'i', '5637', '4487', 'U', 'm', 'Y', 2741, 'p', 'R', 'R', 'M', 'g', 'M', 5325]