TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [3453, 883, 'a', 'C', 7891, 'T', 8245, 9759, 'J', 'Z', 6515, 'B', 'j', 3353, 859, 2123, 3289, 'I', 'e', 'p', 4473, 'A', 7815, 4401, 'Z', 2071, 'm', 'C', '4283', '8455', '697', '1653', '6739', '7729', 'K', 'a', 'v', 'c', '69', '7427', '4721', '7015', '497', '7697', '7533', 'l', 'l', 'U', '6481', 'm', '5107', 'v', 'M', 'u', '3649', 'O', 5601, 5705, 'B', 2271, 7875, 'E', 4389, 'U', 9283, 'v', 2119, 457, 'W', 'd', 'C', 'i', 3311, 'X'], ['u', 'z', 'I', 'x', 'l', 'm', 'C', '4283', '8455', '697', '1653', '6739', '7729', 'K', 'a', 'v', 'c', '69', '7427', '4721', '7015', '497', '7697', '7533', 'l', 'l', 'U', '6481', 'm', '5107', 'v', 'M', 'u', '3649', 'J', 9139, 9981, 'O', 5677, 9201, 3941, 'r', 'w', 5597, 9451, 2807, 3577]

SOLUTION: m, C, 4283, 8455, 697, 1653, 6739, 7729, K, a, v, c, 69, 7427, 4721, 7015, 497, 7697, 7533, l, l, U, 6481, m, 5107, v, M, u, 3649

PROBLEM: [3287, 6115, 5707, 'Y', 'a', 'w', 'K', 4691, 471, 6405, '655', 'U', '289', 'o', '3129', 'R', '9269', 'p', '9361', 'i', 'B', '7357', '9831', '2559', 'P', 'R', 'j', 'f', 'a', '3327', 'a', 'F', 'H', 'h', '8175', '4827', 'y', 6833, 8347, 'D', 2539, 'K', 2775, 2519, 'd', 'h', 'u', 'K', 1525], ['A', 'z', 8243, 'r', 's', 'C', 6111, 'o', 1311, 1511, 'I', 'i', 'J', 3413, '655', 'U', '289', 'o', '3129', 'R', '9269', 'p', '9361', 'i', 'B', '7357', '9831', '2559', 'P', 'R', 'j', 'f', 'a', '3327', 'a', 'F', 'H', 'h', '8175', '4827', 'u', 'k', 'R', 'P', 8947, 'X', 'H', 'G', 5701, 't', 1919, 819, 'j', 'G', 8379, 2409, 5285, 183, 8199, 'T', 'S', 'J']

SOLUTION: 655, U, 289, o, 3129, R, 9269, p, 9361, i, B, 7357, 9831, 2559, P, R, j, f, a, 3327, a, F, H, h, 8175, 4827

PROBLEM: [1943, 'o', '8631', '3249', 'a', 't'], [8691, 'i', '8631', '3249', 'X', 6519]

SOLUTION:
8631, 3249