In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['J', 8283, 'c', 1349, 'Z', 5795, 3153, 'w', 3769, 'M', '5425', 'g', '749', '2655', 'L', '5235', '7797', 'q', '8589', 'V', '4057', 'Q', 'y', 'P', 'W', '1223', 'V', '6029', 'P', 'x', 'v', '7111', 'x', '511', 's', 'N', 8363, 4645, 8599, 'B', 5111, 'k', 3627, 3245, 'e', 'h', 'X', 'U', 437, 4871, 3567, 8775, 7393, 2135, 4321, 1223], ['y', 'e', 4857, 'U', 4951, 6477, 6435, '5425', 'g', '749', '2655', 'L', '5235', '7797', 'q', '8589', 'V', '4057', 'Q', 'y', 'P', 'W', '1223', 'V', '6029', 'P', 'x', 'v', '7111', 'x', '511', 'c', 8651, 2433, 219, 'E', 9299, 'R', 'C', 'B', 'n', 'I', 8513, 4973, 3979, 'R', 'g', 'C', 'f', 8713, 3227, 4085, 1055, 'Z']