TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['m', 'J', 'X', '8931', 'u', 'm'], ['V', 3299, 'X', '8931', 'Z', 6965]

SOLUTION: X, 8931

PROBLEM: [1201, 'x', 'Z', '1951', '6643', '4463', 'N', 'W', '4625', 'w', 'D', 3599, 'B', 2299], ['T', 'z', 'A', 'Z', '1951', '6643', '4463', 'N', 'W', '4625', 'w', 'T', 'M', 'M']

SOLUTION: Z, 1951, 6643, 4463, N, W, 4625, w

PROBLEM: ['r', 's', 'j', '8597', 'W', 'c', 'h', 'm', 7675, 'f', 'X'], ['G', 4569, 9169, 'j', '8597', 'W', 'c', 'h', 'r', 'y', 905]

SOLUTION:
j, 8597, W, c, h