In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7247, 1163, 3573, 'Q', 'j', 'W', 'Z', '9033', '57', 'W', '5259', 'Z', '3169', 't', '5065', '8825', 's', '4051', '8469', '401', 'U', '4069', 'E', 'V', '8889', 'S', 'D', 't', '7323', 'c', '2987', 'J', 'D', '3061', 'M', 9599, 'n', 'V'], ['m', 5641, 4917, 'p', 'L', 4811, 'W', 9443, 2931, 6127, 't', 'H', 'O', 'V', 'S', 'A', 1447, 'Y', 'O', 6005, 9461, 'l', '9033', '57', 'W', '5259', 'Z', '3169', 't', '5065', '8825', 's', '4051', '8469', '401', 'U', '4069', 'E', 'V', '8889', 'S', 'D', 't', '7323', 'c', '2987', 'J', 'D', '3061', 'o', 'X', 'E', 'O', 7153, 'c', 'q', 'a', 3629, 'k']