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', 'K', 2769, 'i', 'k', 853, 'P', '9255', 'N', '8281', 'f', 'm', 'V', 'a', 3525, 7823, 2111, 'T'], ['Q', 1337, 'I', 'P', '9255', 'N', '8281', 'f', 'm', 'g', 'M', 3873]

SOLUTION: P, 9255, N, 8281, f, m

PROBLEM: ['C', 9451, 'a', 'c', '1879', '7201', 'H', '3431', 'u', 17], ['t', 37, '1879', '7201', 'H', '3431', 'X', 7267, 'Z']

SOLUTION: 1879, 7201, H, 3431

PROBLEM: [9463, 'u', '213', '7465', 'Q', 'f', 6113], [7837, 'V', '213', '7465', 'Q', 'p', 'A']

SOLUTION:
213, 7465, Q

