TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['K', 9673, 1909, 4297, 4479, 6817, 4899, 'C', 6959, 'V', '9807', '5503', '4787', '8401', '1975', 'c', '3357', 'O', '2117', 'V', 'W', '223', 'n', '7837', 'J', '7137', '4965', 'O', '9937', 'a', 'M', 'n', 6241, 'm'], ['x', 2703, 'G', 'g', 6139, 369, 'M', 2263, 1539, 8497, '9807', '5503', '4787', '8401', '1975', 'c', '3357', 'O', '2117', 'V', 'W', '223', 'n', '7837', 'J', '7137', '4965', 'O', '9937', 'X', 171, 2305, 2887, 'x', 'M', 557, 9003, 'H', 'V', 'B', 7409]

SOLUTION: 9807, 5503, 4787, 8401, 1975, c, 3357, O, 2117, V, W, 223, n, 7837, J, 7137, 4965, O, 9937

PROBLEM: ['w', 'Z', 8573, 'o', 'D', 'J', 5037, 2641, 'O', 'T', '9477', 'u', 'n', 'x', '693', 'o', 'l', '9113', '3117', '3743', '1889', 'G', 'P', 6189, 7671, 5677], ['P', 1411, 'O', 'T', '9477', 'u', 'n', 'x', '693', 'o', 'l', '9113', '3117', '3743', '1889', 'P', 'K', 'l', 'U', 2505, 3803, 9459, 'H', 1427, 1453, 'g']

SOLUTION: O, T, 9477, u, n, x, 693, o, l, 9113, 3117, 3743, 1889

PROBLEM: [8783, 'U', 'd', 7961, 'c', 307, 1083, 4919, 'P', 'C', 8835, 'r', 2243, 1749, 1835, 'Q', 8193, 'K', '3157', '3341', '5633', '3435', '5363', 'M', '7719', 'F', '9629', '9623', '7217', 'g', 'Q', 'v', 'b', '5191', 'x', 'N', 'k', '2123', '5059', 'F', 'Y', 'j', 'X', 3143, 'Z', 'E', 'G', 5935, 'Z', 5421, 'S', 'N', 'V', 'S', 'A', 'l', 6001, 207, 'R', 2735, 6131, 'g', 'd', 'Z'], [751, 'm', 9491, 7751, 5985, '3157', '3341', '5633', '3435', '5363', 'M', '7719', 'F', '9629', '9623', '7217', 'g', 'Q', 'v', 'b', '5191', 'x', 'N', 'k', '2123', '5059', 'F', 'Y', 'L', 3643, 'J', 2095, 'h', 'x', 8461, 'd', 'p', 'n', 3889, 9015, 'y', 'g', 3499, 3077, 2795, 7903, 6415, 'M']

SOLUTION:
3157, 3341, 5633, 3435, 5363, M, 7719, F, 9629, 9623, 7217, g, Q, v, b, 5191, x, N, k, 2123, 5059, F, Y