In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['C', 'D', 'i', 7353, 'N', 'v', 'm', 'g', 'T', 8841, 'd', 2159, 7589, 't', 5437, 'V', 9129, 5843, 6073, 'N', 't', 'W', '2771', 'x', '8573', 'S', '7851', '8075', 'p', '6537', '7739', '3975', '2623', '3663', '4161', 'R', 'y', 'Q', 'Q', '2761', 'h', 'l', '1657', '777', '7135', 'G', 'p', 2801, 'K', 5655, 5491, 1433, 9991, 8181, 2313, 333, 3709, 'N', 'h', 'V', 'E', 6799, 2323], [721, 647, 'N', 't', 'W', '2771', 'x', '8573', 'S', '7851', '8075', 'p', '6537', '7739', '3975', '2623', '3663', '4161', 'R', 'y', 'Q', 'Q', '2761', 'h', 'l', '1657', '777', '7135', 'D', 'q', 'i', 'b', 'X', 'p', 425, 'm', 5405, 6149, 'r']