TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [1231, 'a', 9367, '155', 'r', '1473', '5679', '3161', 'L', 'e', 'b', 'm', '9427', '2001', '5293', '3487', 'K', '6467', 'S', 'e', 6603, 'm', 8145, 'L', 's', 1273, 9291, 'X'], [5773, 'D', 'W', 'F', 5987, 'D', 'H', 2095, 'I', 'X', 29, '155', 'r', '1473', '5679', '3161', 'L', 'e', 'b', 'm', '9427', '2001', '5293', '3487', 'K', '6467', 'S', 'C', 'a']

SOLUTION: 155, r, 1473, 5679, 3161, L, e, b, m, 9427, 2001, 5293, 3487, K, 6467, S

PROBLEM: ['U', 3417, 5169, 'r', 's', 2909, 3363, 'x', 8463, 9703, 3041, 'e', 4997, 1689, 'Y', 'y', 'T', '53', '8895', '1117', '4025', 'v', '1689', 'e', 'V', 'k', '2673', '5425', 'c', 'p', '8235', 'Q', 'G', 2185, 'I', 'D', 'U', 2889, 6837, 'B', 'x', 2775, 'I', 3053, 1801], [525, 'd', 'K', 'T', '53', '8895', '1117', '4025', 'v', '1689', 'e', 'V', 'k', '2673', '5425', 'c', 'p', '8235', 'Q', 'z', 9959, 'H', 1865, 'M', 8529]

SOLUTION: T, 53, 8895, 1117, 4025, v, 1689, e, V, k, 2673, 5425, c, p, 8235, Q

PROBLEM: ['F', 'D', 'q', 'B', 'Y', 4001], ['t', 'x', 'q', 'B', 'I', 'g']

SOLUTION:
q, B