TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [5703, 'd', 2573, 'V', 9273, '7133', 'O', '6191', '6151', '5017', 'c', 'b', '1721', 'Z', 'J', 'C', 'O', 6077, 1125, 1345, 8989], ['f', 59, 8449, 5387, 8075, 9721, 5271, '7133', 'O', '6191', '6151', '5017', 'c', 'b', '1721', 2375, 3141, 'Z', 'Y', 'N']

SOLUTION: 7133, O, 6191, 6151, 5017, c, b, 1721

PROBLEM: [2087, 5665, 'W', 'H', 6711, '8181', 'q', '1949', 'j', '7351', 'g', 5827, 4893, 9173], [5187, 4249, '8181', 'q', '1949', 'j', '7351', 'w', 'Z', 'C', 3255]

SOLUTION: 8181, q, 1949, j, 7351

PROBLEM: [2095, 4189, 3851, 8479, 'L', 3797, 'B', 'k', 'i', 'e', 'o', '4383', '3861', '6441', '2477', '9535', 'S', '9063', 'w', '5725', '6101', '1753', '3199', 'U', 'n', 5177, 'M', 5593], ['l', 'e', 'k', 4363, 3241, 6099, 5081, 3617, 7859, 'k', 'i', 'e', 'o', '4383', '3861', '6441', '2477', '9535', 'S', '9063', 'w', '5725', '6101', '1753', '3199', 't', 'N', 6009, 5793, 'T']

SOLUTION:
k, i, e, o, 4383, 3861, 6441, 2477, 9535, S, 9063, w, 5725, 6101, 1753, 3199