TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['T', 5987, '3759', 'O', 'x', '4311', 'e', '6841', 'R', 'd', 'y', '2745', 'n', 5107, 'w', 'u'], [6625, 'm', 8849, 3385, 6853, '3759', 'O', 'x', '4311', 'e', '6841', 'R', 'd', 'y', '2745', 'a', 'G', 'G', 'e', 3501]

SOLUTION: 3759, O, x, 4311, e, 6841, R, d, y, 2745

PROBLEM: [5225, 'L', 1023, 8623, 'k', 'f', '1481', 'e', 'm', '4013', 'l', '831', 'n', '3137', 'b', 517], [1243, 't', '1481', 'e', 'm', '4013', 'l', '831', 'n', '3137', 'x', 5545, 's', 'a']

SOLUTION: 1481, e, m, 4013, l, 831, n, 3137

PROBLEM: ['h', 4915, '1685', '8731', 'b', 'H', 'T', 'R', 9787], [3379, 'u', '1685', '8731', 'b', 'H', 'T', 'b', 'b', 6567, 3587, 'f']

SOLUTION:
1685, 8731, b, H, T