In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['d', 269, 425, 7629, 7993, 'p', 'v', 'd', 'M', 'x', 3837, 'O', 'u', 'U', 7883, 'p', 'p', 'n', '6721', '1675', 'F', '833', 't', 's', '1705', '9119', 'g', 'n', 'e', 'S', 'O', '9183', 'K', 'R', 'V', '3179', 'C', 'o', 'r', '4789', 'l', 'J', 's', 'N', 'r', 'W', 6095, 4455, 'N', 1095, 'A', 9645, 'I', 'N', 'i', 'Q', 'U', 'X', 7, 'C', 4751, 'S', 'V', 2689, 'w', 'L', 4829, 61], [1479, 4855, 'S', '6721', '1675', 'F', '833', 't', 's', '1705', '9119', 'g', 'n', 'e', 'S', 'O', '9183', 'K', 'R', 'V', '3179', 'C', 'o', 'r', '4789', 'l', 'J', 's', 'v', 'b', 6589, 6273, 'B', 1901, 6919, 6249, 957, 'h', 'T', 'b', 'V', 'P', 669, 9253, 8471, 'J', 'j', 7737, 'E', 5969, 1907, 'm']