TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['q', 6247, 7691, 'M', 'i', 3857, 'J', '249', 'j', '3315', 'Y', 'q', 'K', 'B', 'h', 'M', 'i', '3947', '8559', '1833', 'q', 'x', '1469', '7579', '421', 'F', 'y', 'c', '9043', 'r', 'N', 'O', 'N', 'Z', 'a', 8713, 'a', 2717, 'y', 'l', 't', 1815, 9507, 1713, 'N'], ['Z', 7463, 6215, 'r', 43, 'h', 3841, 9317, 'J', 'x', 6735, 'b', '249', 'j', '3315', 'Y', 'q', 'K', 'B', 'h', 'M', 'i', '3947', '8559', '1833', 'q', 'x', '1469', '7579', '421', 'F', 'y', 'c', '9043', 'r', 'N', 'O', 'N', 'Z', 'Q', 'c', 'B', 9989, 'd', 875, 1185, 7121, 5559, 'k', 2289]

SOLUTION: 249, j, 3315, Y, q, K, B, h, M, i, 3947, 8559, 1833, q, x, 1469, 7579, 421, F, y, c, 9043, r, N, O, N, Z

PROBLEM: [7155, 'R', 5819, 'a', 'C', 4603, 1003, 'W', 'N', 'Z', 'q', 'A', 'w', 'r', 'N', '6611', 'r', '8975', 'b', 'T', 'c', 2763, 'W', 'n', 7521, 4855, 9907, 'o', 'C', 1185, 'g'], [9921, 55, 5361, 'k', 'N', 'Z', 'q', 'A', 'w', 'r', 'N', '6611', 'r', '8975', 'b', 'T', 'h', 8665, 'O', 633]

SOLUTION: N, Z, q, A, w, r, N, 6611, r, 8975, b, T

PROBLEM: ['v', 5723, 253, 1123, 7869, 7155, 'D', 1883, 4223, 'p', 'b', '9525', 'd', '8885', 'L', 'h', '4175', 'l', '4611', '2859', '8319', '8505', 'z', '7905', 'k', 'l', 6901, 9339, 'B', 'z', 'N', 'O', 6983], ['u', 'x', 6991, '9525', 'd', '8885', 'L', 'h', '4175', 'l', '4611', '2859', '8319', '8505', 'z', '7905', 'm', 'g', 397, 1681, 4589, 5203, 'x']

SOLUTION:
9525, d, 8885, L, h, 4175, l, 4611, 2859, 8319, 8505, z, 7905