In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7725, 1897, 'W', 3773, 'f', 9653, 'd', 'w', 6359, 3127, 4619, 'B', 4071, 8663, 5199, 'H', 6777, '4101', 'C', 'p', 'u', '8257', '879', '8573', 'F', '9663', '9321', 'v', '1959', '7327', 'Q', 'i', 'B', '5361', 's', '3597', '5323', '8177', '6033', 'F', '2401', 'z', 'S', '1651', 'A', 487, 'j', 9095, 2975, 2303, 5075, 3143, 'f', 4303, 'Z', 8597, 'g', 3365, 5527, 9089, 'o', 'e', 6187, 7849], [8967, 641, 'm', 115, 9859, 8001, 'Y', 9925, 4923, 2127, 'B', 'G', 2571, 'R', 'f', 805, 2295, 6437, 'D', 'h', 3383, 'b', 'B', 'F', 8171, 'H', '4101', 'C', 'p', 'u', '8257', '879', '8573', 'F', '9663', '9321', 'v', '1959', '7327', 'Q', 'i', 'B', '5361', 's', '3597', '5323', '8177', '6033', 'F', '2401', 'z', 'S', '1651', 'O', 'K', 5637, 4851, 'K', 'D', 'T', 'S', 'S', 8881, 'a', 3725, 995, 5137, 1691, 'Z', 1251, 'm', 'L', 'p']