TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [4521, 9297, 1549, 'j', 6533, 5069, 2291, 3507, 6815, 1619, 5771, 'k', '1705', '9637', 'd', 'g', '3717', 'Q', 'V', '8195', 'S', 'E', 'a', 'y', 'r', 'k', 'o', 'L', 3267, 'L', 2907, 'l', 4505, 'm', 3519, 'g'], ['T', 'r', '1705', '9637', 'd', 'g', '3717', 'Q', 'V', '8195', 'S', 'E', 'a', 'y', 'A', 873, 's', 1819, 4947, 'E', 'k', 'I', 'M']

SOLUTION: 1705, 9637, d, g, 3717, Q, V, 8195, S, E, a, y

PROBLEM: ['N', 7229, '4831', 'P', 'E', 7925], [3857, 'C', '4831', 'P', 'g', 'p']

SOLUTION: 4831, P

PROBLEM: ['i', 'R', 'h', 8655, 'h', 'z', 'e', 3821, 3415, 139, 3535, 'b', '1809', '5625', 'X', '285', 'M', '8329', '3373', 'Q', 'O', '9203', '2387', '8309', 'F', 'u', 7929, 1555, 'F', 'N', 'w'], [4193, 'u', 1709, 8937, 5203, 7839, 'e', '1809', '5625', 'X', '285', 'M', '8329', '3373', 'Q', 'O', '9203', '2387', '8309', 'F', 'o', 2865, 'Y', 'C', 4651]

SOLUTION:
1809, 5625, X, 285, M, 8329, 3373, Q, O, 9203, 2387, 8309, F