TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [2787, 'N', 'I', 'M', 'x', '3825', 'r', '1041', 'y', 'a', 'v', 6057], ['F', 6523, 'x', '3825', 'r', '1041', 's', 'C', 3001, 8425]

SOLUTION: x, 3825, r, 1041

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: ['p', 8747, 5029, 'I', 'f', '1119', 'S', '1475', 'n', '581', 'c', 'n', 'I', 'U', 'r', '1217', 'l', '5015', 'A', '9437', '8745', 'd', 'X', 'w', '5827', '3527', '9839', '5855', '3583', '1367', '2067', 'j', 4181, 'X', 765, 2177, 4959, 'Q', 3747, 'y', 'G', 8713, 'g', 'B', 2463, 'x', 'X', 1395, 'T', 'c', 2739, 8195, 5527, 5731, 'H'], [3043, 'V', 'p', 'R', 'I', 'f', '1119', 'S', '1475', 'n', '581', 'c', 'n', 'I', 'U', 'r', '1217', 'l', '5015', 'A', '9437', '8745', 'd', 'X', 'w', '5827', '3527', '9839', '5855', '3583', '1367', '2067', 'H', 'H', 'v', 6537, 8731, 4257, 'E', 'B', 2729, 'v', 9145, 'Z', 'C', 1475, 5753]

SOLUTION:
I, f, 1119, S, 1475, n, 581, c, n, I, U, r, 1217, l, 5015, A, 9437, 8745, d, X, w, 5827, 3527, 9839, 5855, 3583, 1367, 2067