TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [6103, 'W', 'k', 931, 'r', 'v', 'w', 'X', '5537', '3209', '4831', 'R', '2093', 'U', 'b', 'w'], [9617, 'F', 3411, 'X', '5537', '3209', '4831', 'R', '2093', 'U', 'O', 9311, 5805]

SOLUTION: X, 5537, 3209, 4831, R, 2093, U

PROBLEM: [9677, 4817, 5889, 'w', '9447', 'A', 'g', '4241', 'l', '6431', 'v', 'r', '1925', '1007', '8177', '5627', '7383', '691', 'Z', '7593', 'r', 5945, 2503, 9765, 8527], [1659, 'z', 7571, 'w', '9447', 'A', 'g', '4241', 'l', '6431', 'v', 'r', '1925', '1007', '8177', '5627', '7383', '691', 'Z', '7593', 's', 'f', 7387, 4583, 4393, 'o', 8185, 'Y', 3513]

SOLUTION: w, 9447, A, g, 4241, l, 6431, v, r, 1925, 1007, 8177, 5627, 7383, 691, Z, 7593

PROBLEM: [1269, 9813, 8845, 'h', 4109, 'S', 'w', 2443, 'M', 8789, '4833', '7903', 'A', '7187', '1791', 'P', 'n', '259', 'X', '9293', 'f', 'E', '5939', 'R', 'D', 'P', 'Z', 8843], ['q', 767, 'q', 6787, 8681, 'S', '4833', '7903', 'A', '7187', '1791', 'P', 'n', '259', 'X', '9293', 'f', 'E', '5939', 'R', 'D', 'P', 'e', 'O', 2297, 9107, 5469, 9785, 2923, 'k', 2883, 8841, 6303, 'Y', 9791, 'f', 'S']

SOLUTION:
4833, 7903, A, 7187, 1791, P, n, 259, X, 9293, f, E, 5939, R, D, P

