In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7729, 'W', 'z', 6627, 7823, 'Z', 'w', 'b', 4409, 4255, 'O', 4109, 'd', '6285', '6425', 'D', '1697', '5321', '8813', 'R', 'p', '9933', 'o', '4747', 'p', 'J', '4119', '5861', 'm', 'V', '9147', '3643', '383', 'g', '957', 'S', 7483, 1697, 'L', 2301, 'K'], ['Y', 'B', 'Q', 'k', 'u', 'D', 'o', 'E', 't', '6285', '6425', 'D', '1697', '5321', '8813', 'R', 'p', '9933', 'o', '4747', 'p', 'J', '4119', '5861', 'm', 'V', '9147', '3643', '383', 'g', '957', 'r', 7505, 4341, 'K', 811, 'W', 1691, 's', 'b', 1423, 5723, 1037, 3837, 't', 'K', 5053, 'Y', 'j']