TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['N', 3679, '5181', 'q', 'c', 'W', 'r', 'l', 399], ['f', 6419, 5567, 'L', 'c', '5181', 'q', 'c', 'W', 'r', 'd', 8123, 3981, 'D', 'W']

SOLUTION: 5181, q, c, W, r

PROBLEM: [1527, 6311, 8927, 8605, 'v', '3541', 'b', '9641', '1093', '2649', 'H', '3821', '4251', 'K', 'L', 'J', '5301', '9463', 'z', '1403', 'O', 2283, 'g', 5991, 'B', 'n', 3997, 'G', 8425, 5409, 4395], ['P', 9991, 8325, 'b', 'u', 'v', '3541', 'b', '9641', '1093', '2649', 'H', '3821', '4251', 'K', 'L', 'J', '5301', '9463', 'z', '1403', 'J', 6627, 4667, 4387, 881, 8195, 'G']

SOLUTION: v, 3541, b, 9641, 1093, 2649, H, 3821, 4251, K, L, J, 5301, 9463, z, 1403

PROBLEM: [4551, 'D', 'N', 'R', 'v', '4281', 'T', '2183', '5185', 'W', 'n', 7597, 'B'], [9423, 'n', 5219, '4281', 'T', '2183', '5185', 'W', 'g', 'v']

SOLUTION:
4281, T, 2183, 5185, W