In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['Z', 'O', 2673, 'F', 527, '8487', 'w', 'z', '6087', 'h', '221', '2237', 'R', '6799', '9775', '349', '8057', 'S', 'y', 'Q', 'N', '1119', '4589', 'e', '609', 'g', '8323', '4573', 'H', 'z', 'w', '3323', 'i', 'q', '1459', 'y', 7881, 'G', 'g', 's', 3949, 2413, 3267, 'H', 6555, 'd', 2113, 3703, 3341, 7737, 'C', 'y', 'b', 'w', 5433, 3315, 6537, 7621, 8795], [4475, 'K', 'r', 2093, 6841, 'D', 't', 'X', '8487', 'w', 'z', '6087', 'h', '221', '2237', 'R', '6799', '9775', '349', '8057', 'S', 'y', 'Q', 'N', '1119', '4589', 'e', '609', 'g', '8323', '4573', 'H', 'z', 'w', '3323', 'i', 'q', '1459', 'I', 5773, 5353, 3419, 'u', 'G', 'F', 'Y', 2445, 6577, 'd', 'w']