TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [8711, 'f', 8715, 7649, 4967, '5867', 'i', '6567', 'R', '6087', '2945', 'J', 'j', 9099, 6331], ['a', 'T', 'n', 4869, '5867', 'i', '6567', 'R', '6087', '2945', 'M', 3125, 'D', 3835]

SOLUTION: 5867, i, 6567, R, 6087, 2945

PROBLEM: ['Y', 'Z', 'm', 'S', '3631', 'v', 'x', 5851, 615, 'm'], ['D', 'D', 'm', 'S', '3631', 'v', 'O', 'D']

SOLUTION: m, S, 3631, v

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