In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9863, 'N', 2979, 'V', 9561, 9989, 'n', 'E', 7585, 'Y', 'h', 'x', '9567', 'k', '629', '8953', '7015', 't', 'h', 'U', '1853', 'U', '8109', 'o', 'E', '4179', '1021', '5041', '9849', '5291', '2019', '7085', '7907', '855', 'T', '8683', 't', 6659, 9979, 7537, 2009, 5453, 'B', 'M', 'l', 'M', 'e', 'X', 27, 'A', 'e', 'I', 'u', 6067, 441, 'a', 'e', 2873, 9195], [921, 3743, 8383, 'y', 'j', 'x', '9567', 'k', '629', '8953', '7015', 't', 'h', 'U', '1853', 'U', '8109', 'o', 'E', '4179', '1021', '5041', '9849', '5291', '2019', '7085', '7907', '855', 'T', '8683', 'e', 's', 897, 'g', 'g', 'g', 'u', 'e', 9429, 3763, 'K', 7837, 'V', 'x', 'U', 'R', 'w', 'Z']