In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [273, 'i', 4051, 9063, 'D', 'E', 5087, 'M', '9959', '6273', 'p', 'L', 'B', 'H', '7889', '9933', 'p', '519', '339', 'h', 'u', 5559, 1733, 9555], ['i', 5977, 'r', 'b', 589, '9959', '6273', 'p', 'L', 'B', 'H', '7889', '9933', 'p', '519', '339', 'n', 'y', 'q']

Answer: 9959, 6273, p, L, B, H, 7889, 9933, p, 519, 339


Question: ['N', 7229, '4831', 'P', 'E', 7925], [3857, 'C', '4831', 'P', 'g', 'p']

Answer: 4831, P


Question: ['N', 3793, 'x', '4653', 'e', '9587', '2507', '9801', 'd', 'B', 507, 'm', 'p'], ['k', 6723, 7555, 'x', '4653', 'e', '9587', '2507', '9801', 't', 's']

Answer:
x, 4653, e, 9587, 2507, 9801


