In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['l', 'U', 8297, 6993, 537, 'y', 'i', 8517, 8205, 'h', 'j', '9905', 'N', 'A', 'x', '6883', 'L', '7035', 'k', '151', '9125', '7711', '8271', '6139', '5897', '5593', '8185', 'F', 'x', 3461, 129, 'V', 6131, 's', 913, 'l', 'v', 'J', 'j', 'y', 'e', 1193, 'N', 5303], ['C', 7565, 8793, 'u', 'j', 7259, 'B', 'D', 'C', 'L', 'l', 'h', 'j', '9905', 'N', 'A', 'x', '6883', 'L', '7035', 'k', '151', '9125', '7711', '8271', '6139', '5897', '5593', '8185', 'l', 8061, 857, 'j', 9337, 'G', 5925]