In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['T', 6711, 'L', 5199, 3261, 'i', 'x', 'o', '525', '9703', 'A', '637', 'x', 'y', '945', '7409', 'D', 't', 't', 'z', '5021', 'f', '2515', 'p', 'M', '6417', 'N', 's', 'e', 'D', '3667', 'F', 'L', '6275', 'g', 'L', 6667, 1677, 'H', 'r', 3349], [6685, 'u', 'I', 'N', 'Q', 'Z', 'T', 8363, 3625, 'x', 9805, 'd', 'w', 't', 7421, 4191, 3575, 'b', 'f', 7251, 'o', '525', '9703', 'A', '637', 'x', 'y', '945', '7409', 'D', 't', 't', 'z', '5021', 'f', '2515', 'p', 'M', '6417', 'N', 's', 'e', 'D', '3667', 'F', 'L', '6275', 'g', 'A', 5033, 1365, 2977, 'I', 'y', 617, 'e', 'a', 6401, 'M', 'z', 'h', 't', 'S', 3861, 8303, 8761, 'L', 'i', 'L', 'Z', 8997, 'C', 5211, 6275]