TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [4839, 2307, '5609', 'V', 's', '7059', 'N', '3761', 'i', '161', '1987', 'N', 'J', 'h', 'k', 'P'], [2615, 't', 5171, 'V', 'q', '5609', 'V', 's', '7059', 'N', '3761', 'i', '161', '1987', 'N', 'p', 5261, 3251]

SOLUTION: 5609, V, s, 7059, N, 3761, i, 161, 1987, N

PROBLEM: [2657, 9739, 's', 't', 9269, 'G', 'j', 'R', 'l', 119, 'V', 2753, 'V', 5255, 7821, '1931', '6905', 'u', '6137', '7665', '7679', '7019', 'O', 'F', 'i', 'u', 'L', 'e', 'E', 'G', '8939', 'n', 'Y', 't', 2565, 'c', 'G', 701, 'x'], ['x', 'K', 8907, 9149, 'A', 6585, 't', 7561, 5293, 'j', 9499, 3181, 8867, 'C', 'P', '1931', '6905', 'u', '6137', '7665', '7679', '7019', 'O', 'F', 'i', 'u', 'L', 'e', 'E', 'G', '8939', 'n', 'V', 'E', 2565, 863, 'N', 7535]

SOLUTION: 1931, 6905, u, 6137, 7665, 7679, 7019, O, F, i, u, L, e, E, G, 8939, n

PROBLEM: ['C', 9023, 'A', 1153, 'b', 'C', '4135', '8883', '321', 'U', '6911', '3805', 'r', '7867', 'c', '387', 'o', 'N', 'S', 'n', 'w', 'b', 3255, 10007, 3409], ['W', 'c', 8011, 'i', 127, 1485, 'C', '4135', '8883', '321', 'U', '6911', '3805', 'r', '7867', 'c', '387', 'o', 'R', 'h', 'x', 'Y', 8365, 3143, 4739, 1955, 'L']

SOLUTION:
C, 4135, 8883, 321, U, 6911, 3805, r, 7867, c, 387, o