TASK DEFINITION: In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
PROBLEM: ['i', 6139, 'B', 'z', 'A', 7029, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'F', 1251], ['d', 9233, 543, 5455, 8707, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'r', 4751]

SOLUTION: r, l, N, J, 7029, l, m

PROBLEM: [2087, 5665, 'W', 'H', 6711, '8181', 'q', '1949', 'j', '7351', 'g', 5827, 4893, 9173], [5187, 4249, '8181', 'q', '1949', 'j', '7351', 'w', 'Z', 'C', 3255]

SOLUTION: 8181, q, 1949, j, 7351

PROBLEM: ['T', 'D', 7297, 3825, 'Q', 'A', 'q', 8237, 'S', 'V', 3973, 'b', 'r', '6333', 'P', '997', 'e', '8285', 'I', 'c', '3673', '807', 'j', 'T', 'Y', '7529', '3855', '5535', '8363', 'f', 'r', '4135', '9033', '8451', 'K', 'x', 4791, 263, 'D', 'C', 'Y', 5525, 9789, 'Z', 7573, 'k'], ['t', 'R', 5737, 9765, 'n', 5063, 'V', 'j', 'H', 933, 's', 'Y', 8179, 'b', 1747, 5179, 'o', 'H', 'y', 6599, 'G', '6333', 'P', '997', 'e', '8285', 'I', 'c', '3673', '807', 'j', 'T', 'Y', '7529', '3855', '5535', '8363', 'f', 'r', '4135', '9033', '8451', 'K', 'G', 4011, 'Y', 8825, 8289, 3255, 1315, 4867, 1221, 7513, 'v', 'M']

SOLUTION:
6333, P, 997, e, 8285, I, c, 3673, 807, j, T, Y, 7529, 3855, 5535, 8363, f, r, 4135, 9033, 8451, K