In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['E', 'V', 'X', '43', 'I', 'w', 'p', '7773', '2617', 'Q', '3337', 'R', 'B', 2323, 3305, 4023], [3679, 'P', '43', 'I', 'w', 'p', '7773', '2617', 'Q', '3337', 'e', 781, 4499, 1831, 9961]