TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: [5307, 'b', 'I', '9451', 'W', 7941], [8087, 'U', 'I', '9451', 'g', 'I']

SOLUTION: I, 9451

PROBLEM: [5587, 5085, 'i', 'H', 9133, 'D', 'y', 'M', 't', 'r', '7787', '1083', 'F', '8153', 'i', '979', 'b', 'z', 'g', '1657', 't', '2281', '8149', '7429', 'o', 'I', 573, 1699, 'M', 'm', 'r', 'o', 2659, 8785], ['T', 'h', 9991, 'c', 'J', 'Z', 'Z', 1541, 7687, 'z', 1961, 'A', 9619, 'b', 'o', 'r', '7787', '1083', 'F', '8153', 'i', '979', 'b', 'z', 'g', '1657', 't', '2281', '8149', '7429', 'o', 'p', 6099, 'W', 'V', 'Z', 4553, 5651]

SOLUTION: r, 7787, 1083, F, 8153, i, 979, b, z, g, 1657, t, 2281, 8149, 7429, o

PROBLEM: [7791, 1737, 'j', 'W', 7703, 'F', 'e', 6007, 'O', 'T', 6315, 8913, 'M', 'Q', 'r', '9659', '1817', 'K', 'A', 'X', '6195', 'M', '1395', 't', '7565', 'P', 'U', 'x', 8751, 2881, 'g', 1395], [25, 'q', 7399, 'A', 6203, 'Q', 'r', '9659', '1817', 'K', 'A', 'X', '6195', 'M', '1395', 't', '7565', 'P', 'd', 617, 'F', 4699, 'f', 1347, 9341, 'q', 'D', 7513, 'e', 8291, 'h']

SOLUTION:
Q, r, 9659, 1817, K, A, X, 6195, M, 1395, t, 7565, P