In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6889, 'N', 'z', 3919, 'o', 'c', 'y', 3533, 'f', 7353, 'r', 'g', 'Z', 'W', 4369, 'v', 'I', 943, '5765', 'Q', '8989', '2099', 'w', '5507', 'b', 'v', 'h', 'q', '1395', '1449', '4087', '5087', '2291', '2105', '8835', '4103', '1281', '4575', 'z', 'b', 'e'], [3103, 'q', 569, 8297, 'e', 'b', 4375, 'U', 9791, 8813, 'S', 'C', 6055, 5243, 'K', 8507, 9275, 2577, 5941, '5765', 'Q', '8989', '2099', 'w', '5507', 'b', 'v', 'h', 'q', '1395', '1449', '4087', '5087', '2291', '2105', '8835', '4103', '1281', '4575', 'z', 'c', 'S', 'i', 'j', 9411, 'q', 5823, 'q', 'g', 4889, 'T', 'R', 'O', 'V', 2445, 3069, 5735, 1261, 'x']