In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9703, 'A', 4393, 'N', 'N', 'o', 'M', 'j', 'e', 'w', 'w', 'p', '1593', 'Q', 'D', 'S', 'Q', 'C', 'N', 't', '767', '1097', 'R', '1239', '5361', 'c', 'y', 'D', 8059, 5739, 6937], ['X', 'o', 7089, 'L', 4357, 'B', 2299, 'h', 2667, 1101, 'w', 'x', 'j', 'e', 'w', 'w', 'p', '1593', 'Q', 'D', 'S', 'Q', 'C', 'N', 't', '767', '1097', 'R', '1239', '5361', 'c', 'y', 'v', 1223, 397, 'n', 9357, 5961, 49, 'V', 737, 4047, 5551, 'L', 'a', 1407, 'P', 6529, 's', 9063, 'D']