In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['g', 9605, '2057', '3119', 'R', 'X', 'p', '4501', 'h', '347', '7435', 'J', '4601', '4601', 'E', '8787', 'I', 'i', 3357, 'i', 6367, 't', 2131, 'J', 'W', 501, 679, 'o', 8079, 'O', 'u'], [761, 8395, '2057', '3119', 'R', 'X', 'p', '4501', 'h', '347', '7435', 'J', '4601', '4601', 'E', '8787', 'I', 'K', 'n', 9433]