In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5011, 5373, 5603, 9145, 'L', 'H', 'l', 4467, 8141, 'I', 4975, '2381', '7207', 't', '691', '5881', 'm', '1251', '9083', 'm', 'E', '7667', 'u', 'o', '3761', 'g', '3339', 'S', '6209', '9797', 'E', '6055', '3991', 'd', '4797', 's', 'X', '2189', 'Q', 'v', 'J', 799, 805, 417, 5265, 'O', 3449, 467, 3805, 4917, 'g', 'Y', 'Q', 3113, 4713, 1481, 639, 'i'], ['b', 'A', 'j', 9937, 8045, 'I', '2381', '7207', 't', '691', '5881', 'm', '1251', '9083', 'm', 'E', '7667', 'u', 'o', '3761', 'g', '3339', 'S', '6209', '9797', 'E', '6055', '3991', 'd', '4797', 's', 'X', '2189', 'Q', 'v', 'n', 2039, 7933, 579, 's', 'j']