In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['C', 5199, 1107, 1991, 'V', 's', 'Q', '683', 'U', 'c', 'd', '4915', 'e', '4509', 'A', '41', 'M', 'k', 'a', '9319', '1297', 'j', 'S', '6435', 'F', '7905', '3441', '3757', '2651', 'D', '3141', 'd', 'p', 'I', 'G', 5793, 6285, 'w', 'H', 2585, 'X', 'O', 4855, 9703, 4743, 7741, 9875, 2271, 'k', 1695, 6267, 'm', 2411, 'c', 2091], [4969, 1871, 3697, 'e', 535, 4973, 5017, 'p', 'u', 3517, 'q', 2861, 9407, 'V', 4987, 'H', 'a', 9253, 'Y', 'M', 'p', 'n', 9545, 3337, 7741, 'V', 's', 'Q', '683', 'U', 'c', 'd', '4915', 'e', '4509', 'A', '41', 'M', 'k', 'a', '9319', '1297', 'j', 'S', '6435', 'F', '7905', '3441', '3757', '2651', 'D', '3141', 'X', 'w', 'A', 'a', 5199, 'I', 8733]