In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7693, 5953, 9679, 9403, 'I', 'R', 2645, 'M', 'q', 1313, 3449, 'I', 'i', 'c', '3571', '4231', '4745', 't', '3127', '9779', 'b', '6987', 'B', 'K', 7205, 9041], ['V', 'X', 5705, 'd', 'B', 'f', 'C', 'I', 'i', 'c', '3571', '4231', '4745', 't', '3127', '9779', 'b', '6987', 'B', 'j', 'M', 'I']