In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['H', 'w', 4763, 8963, 'e', 'r', 'O', 'C', '4121', 'Z', 'j', '9937', 'R', 'E', '2611', 'V', '4061', '9747', 'E', '791', 'D', 'b', 'a', '661', 'C', '9139', '9989', '1293', '1467', 'p', 'w', 'R', 'Z', 'q', 'R', 'Y', 1919, 'm', 2533, 7531, 'z', 'p', 3573, 'p', 9743, 7211, 1365, 'U', 'E', 3939, 'j', 'a', 4339, 2033, 'A', 6593], ['q', 'Q', 'T', 1871, 'S', 'W', '4121', 'Z', 'j', '9937', 'R', 'E', '2611', 'V', '4061', '9747', 'E', '791', 'D', 'b', 'a', '661', 'C', '9139', '9989', '1293', '1467', 'p', 'w', 'R', 'Z', 'q', 'U', 8549, 1059, 'M', 1895, 9789, 8693, 5095]