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', 'R', 'h', 'L', 1957, 4229, 8597, 'g', 7203, '5573', 'I', '4391', '8309', '9447', 'F', 'n', '9049', 'H', 'C', 'E', '5153', 'r', 'X', 'w', 's', 'm', '8763', '6167', 'a', 'z', '861', 'd', '9999', '4707', 'f', 3093, 5017, 3929, 'A', 'M', 'J', 'n', 'v', 'm', 'k', 'G', 'N', 'G'], [8845, 6415, 'K', 4833, 2559, 6655, 6625, 'Q', 'F', 167, 'M', 'F', 2083, 6403, 'n', 1243, 7381, 6323, 7507, 'y', 'p', 'W', '5573', 'I', '4391', '8309', '9447', 'F', 'n', '9049', 'H', 'C', 'E', '5153', 'r', 'X', 'w', 's', 'm', '8763', '6167', 'a', 'z', '861', 'd', '9999', '4707', 'S', 'Q', 7251, 'U', 4743, 'Q', 'm', 6307, 6989, 'd', 'D', 'U', 'T', 'f', 9737, 'u']

SOLUTION: 5573, I, 4391, 8309, 9447, F, n, 9049, H, C, E, 5153, r, X, w, s, m, 8763, 6167, a, z, 861, d, 9999, 4707

PROBLEM: [2449, 'h', 'F', 2217, 'G', 2655, 'k', 'Y', '8427', '2933', 'x', '2689', '9305', 'L', '9263', '2671', 'q', 9553, 4023, 127], [849, 7901, 'd', '8427', '2933', 'x', '2689', '9305', 'L', '9263', '2671', 'r', 'A', 'F']

SOLUTION: 8427, 2933, x, 2689, 9305, L, 9263, 2671

PROBLEM: [7617, 6033, 'c', 9255, 'L', 3441, 'P', 'N', 'C', '7893', 'u', '2383', 'P', '3457', 'h', '6401', 'K', '3319', '6815', '1357', '1329', '8505', 'X', 'j', '9159', '9063', '3933', '8697', 'n', 'G', '5387', 'p', '4575', 'p', 'v', 4009, 247, 'N', 'Z', 9887, 109, 'R'], ['f', 9909, 'P', 5877, 'P', 'N', 'C', '7893', 'u', '2383', 'P', '3457', 'h', '6401', 'K', '3319', '6815', '1357', '1329', '8505', 'X', 'j', '9159', '9063', '3933', '8697', 'n', 'G', '5387', 'p', '4575', 'U', 593, 'P', 133, 9651, 3315, 'O', 'Z', 3707, 3885, 1741, 4749, 'e', 'r', 'd', 421]

SOLUTION:
P, N, C, 7893, u, 2383, P, 3457, h, 6401, K, 3319, 6815, 1357, 1329, 8505, X, j, 9159, 9063, 3933, 8697, n, G, 5387, p, 4575