In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['e', 77, 'D', 3519, 9909, 't', 8369, 8203, 'g', 4727, 'U', 'K', 9615, 9701, 'L', 'm', '3393', '5617', '7693', '6669', 't', '9667', '8557', '2185', '2885', '9875', '9567', '7713', 'q', '4173', '5983', 'V', '4879', 'o', 'Z', '867', '8649', '6811', '3109', '9037', 'j', 3391, 'f', 8129, 835, 'b', 'X', 'y', 1043, 'h', 'Z', 7729, 7255], ['p', 6989, 'J', 3867, 149, 'x', 583, 2609, 'D', 'm', 4833, 'O', 2497, 2701, 3, 'q', 'b', 7205, 1817, 9953, 'L', 'm', '3393', '5617', '7693', '6669', 't', '9667', '8557', '2185', '2885', '9875', '9567', '7713', 'q', '4173', '5983', 'V', '4879', 'o', 'Z', '867', '8649', '6811', '3109', '9037', 'l', 1373, 8805, 'G', 'N', 'E', 7671, 'N', 1843, 8667, 7761, 7065, 2089, 'c', 6905, 'W', 6841, 1149, 'd', 3335, 't', 4611]