In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['r', 8005, 'G', 'U', 1311, 'N', 5489, 9103, 'A', 'h', 563, 4181, 449, 5497, 'G', 'I', 'u', 'T', 4095, 4467, 'z', 'k', 'O', '7395', 'V', 'm', '6829', '6599', '1889', '7925', 'g', 'I', 'C', '6305', 'g', '6531', 'M', '5769', '9147', '3055', '2605', 'V', 'C', 'U', '8293', 'x', 'Q', 5867, 'Z', 7629, 7027, 837, 'V', 'l', 'm', 9949, 1787, 'm', 6921], ['k', 'Z', 8437, 1549, 'n', 7149, 't', 'k', 'O', '7395', 'V', 'm', '6829', '6599', '1889', '7925', 'g', 'I', 'C', '6305', 'g', '6531', 'M', '5769', '9147', '3055', '2605', 'V', 'C', 'U', '8293', 'R', 'h', 8133, 'n', 8825, 4425, 'x', 'm', 'q', 'g', 3501, 'X', 'g', 'O', 'H', 'B', 'D', 8195, 8057, 4091, 7533, 5529, 1705, 3011]