In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2099, 't', 2635, 'E', 5959, 3267, 6353, 2639, 8601, 'i', 'F', 5281, 'G', 'j', 545, 1421, 1145, 6983, 'k', '4115', '2285', '5951', '4243', '683', 'd', 'n', '5307', '4533', '6249', '801', 'z', 'r', '4785', 'K', 'p', 'H', 'y', 'W', 'V', 'e', 'L', 'l', 'c', 'E', '6949', 'K', 'G', 'U', 'w', 7985, 'J', 6435, 'A', 5479, 'l', 'k', 9229, 3947, 'b', 29, 'a', 'B', 'n', 2735, 9387, 3297, 8331, 7151, 5125], ['Q', 'N', 5915, 2893, 'r', 'N', 'o', 2953, 'Z', 'H', 6943, 'k', '4115', '2285', '5951', '4243', '683', 'd', 'n', '5307', '4533', '6249', '801', 'z', 'r', '4785', 'K', 'p', 'H', 'y', 'W', 'V', 'e', 'L', 'l', 'c', 'E', '6949', 'K', 'G', 's', 't', 'X', 'C', 'h', 2899, 527, 'S', 983, 6659, 'Q', 2347, 'Q', 5543, 5251, 4807, 'Y', 'c']