TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['P', 'S', 9171, 'k', 'W', 4523, 'Z', 4167, 'c', 1143, '4943', '2193', '6839', '5745', 'N', '219', '9797', '8987', '9105', '1975', '3513', '81', 'D', 'n', 'R', 'J', 'z', 'O', 'f', 2527, 7395, 'v', 6495, 9929, 'W', 8051], [9499, 't', 1453, 5771, 7923, 857, 359, 3273, 'a', 6789, '4943', '2193', '6839', '5745', 'N', '219', '9797', '8987', '9105', '1975', '3513', '81', 'D', 'n', 'h', 'f', 2835, 9965, 2423, 6015]

SOLUTION: 4943, 2193, 6839, 5745, N, 219, 9797, 8987, 9105, 1975, 3513, 81, D, n

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: [5565, 5389, 6841, 2689, 9091, 'Q', 'p', 8985, 3521, 'J', 'A', 1089, 'i', 4293, 'X', 'M', 'J', 'b', 'i', 'U', '9803', '521', '6391', 'l', '3577', 'u', '2525', '8827', 'l', '83', '8707', '4875', 'U', '2507', 'i', 'V', 'x', 3915, 6241, 'G', 'S', 'N', 'A', 's', 3781, 6789, 'W', 4517, 945, 9537, 9017, 7637, 8321, 10027], ['d', 7219, 'N', 5485, 'V', 'j', 'J', 4577, 1693, 'W', 4757, 7105, 'f', 8057, 4915, 'c', 'b', 'i', 'U', '9803', '521', '6391', 'l', '3577', 'u', '2525', '8827', 'l', '83', '8707', '4875', 'U', '2507', 'i', 'V', 'L', 4473, 55, 'C', 6761, 'M', 't', 'c', 5307, 6187, 'C', 8069, 'd', 4365, 'J', 'M', 'a']

SOLUTION:
b, i, U, 9803, 521, 6391, l, 3577, u, 2525, 8827, l, 83, 8707, 4875, U, 2507, i, V