TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['X', 8541, 'z', 'A', '3985', '181', 'k', '6327', '4303', 'Q', '6295', 'i', 'b', 'A', 'h', 'f', '4947', 'N', '4649', 'S', '1957', '2921', '7817', 'i', 'r', 3095, 't', 'i', 5121, 2147, 'O', 4145, 1995, 'E', 'a'], ['g', 'v', 491, 'F', 'Q', 8013, 5789, 6119, 'p', 8193, 'G', 6543, 'n', 'f', 5239, 'z', 'A', '3985', '181', 'k', '6327', '4303', 'Q', '6295', 'i', 'b', 'A', 'h', 'f', '4947', 'N', '4649', 'S', '1957', '2921', '7817', 'i', 'y', 9617, 4351, 'X', 9425, 3497, 6049, 8113]

SOLUTION: z, A, 3985, 181, k, 6327, 4303, Q, 6295, i, b, A, h, f, 4947, N, 4649, S, 1957, 2921, 7817, i

PROBLEM: ['x', 'T', 'K', 'i', 935, 's', 209, 6485, 7803, 'Z', 'Q', 'H', 'u', '5629', '7573', '4679', '73', '6729', '1943', 'Y', 'b', '1595', 'R', '1475', '9785', '3773', '4077', '2189', 'r', 'd', '9613', 'L', 'S', '6619', '9039', '7557', '999', 'F', 'N', 'p', 9815, 'Q', 'u', 'U', 1559, 'Y', 'z', 'i', 3473, 's', 7251, 5303, 'k', 'u'], [9843, 'H', 3903, 6499, 'y', 'u', 'v', 'i', 'p', 8877, 27, 'Z', 6151, 5793, 'F', 'u', 'K', 'f', 'F', 8005, 'r', 4323, 2093, '5629', '7573', '4679', '73', '6729', '1943', 'Y', 'b', '1595', 'R', '1475', '9785', '3773', '4077', '2189', 'r', 'd', '9613', 'L', 'S', '6619', '9039', '7557', '999', 'F', 'O', 'u', 'J']

SOLUTION: 5629, 7573, 4679, 73, 6729, 1943, Y, b, 1595, R, 1475, 9785, 3773, 4077, 2189, r, d, 9613, L, S, 6619, 9039, 7557, 999, F

PROBLEM: ['I', 's', 't', 'N', 'l', 'N', 8163, 'F', 'b', '6117', '4363', '7965', 'k', '333', '8153', '1361', 'v', '9501', '6905', 'r', '6619', '9647', '8947', '1155', 'U', 3469, 'z', 7841, 'Q'], [2331, 'T', 9229, 'Y', 'Y', 5147, 'r', '6117', '4363', '7965', 'k', '333', '8153', '1361', 'v', '9501', '6905', 'r', '6619', '9647', '8947', '1155', 'P', 1113, 'N', 'b', 'Y', 'E', 7865, 8231, 's', 'k', 2793, 'T']

SOLUTION:
6117, 4363, 7965, k, 333, 8153, 1361, v, 9501, 6905, r, 6619, 9647, 8947, 1155