In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2617, 'E', 'v', 'B', 5471, 8181, 8899, '1555', '6061', 'd', 'Z', '1739', 'F', 'P', '1533', 'J', 'v', '1843', '6479', '10013', 'l', 'N', 'E', 'z', '6505', 'h', '7663', '2819', 'C', 'p', 'l', 'o', 2957, 'Z', 'b', 'B', 5621, 'V', 641, 9701, 'T', 5087, 4999, 'w', 'A', 6723, 'a', 'Q', 6323], [5257, 'A', 519, 6779, 1063, '1555', '6061', 'd', 'Z', '1739', 'F', 'P', '1533', 'J', 'v', '1843', '6479', '10013', 'l', 'N', 'E', 'z', '6505', 'h', '7663', '2819', 'y', 7233, 9863, 'F', 10011, 4043, 'b', 9929, 'J', 7087, 9599, 8429]