In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: ['g', 305, '8447', 'K', 'y', 'D'], [2445, 5519, '8447', 'K', 't', 'l']

Answer: 8447, K


Question: [1065, 2741, 'w', 'B', 'X', '5865', 's', '2579', '3679', 'K', 4415, 5237], [9019, 4795, 8363, 1935, 9883, 'X', '5865', 's', '2579', '3679', 'y', 4605, 8603, 1243, 9199]

Answer: X, 5865, s, 2579, 3679


Question: ['U', 'd', 5387, 'C', 'w', '157', '6331', '5261', 'o', 'y', 'c', '2791', 'U', 5237, 'i', 9143, 'h'], [8491, 'w', 7817, '157', '6331', '5261', 'o', 'y', 'c', '2791', 'x', 'n', 'g', 'f', 6023, 7843, 4401]

Answer:
157, 6331, 5261, o, y, c, 2791