In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[711, 'X', 'u', 3845, 'm', 4941, 993, 2431, 475, 2063, 'H', 9045, 4705, 3275, 'G', 'p', 6319, 9653, 'P', 'p', '2609', 'd', '4941', 'Z', '1797', 't', '8667', 'q', 'A', '1625', '10015', '3171', '8785', '4633', '1237', '3217', '3609', 'R', '3525', '793', '5597', 'I', 7321, 'e', 9241, 8791, 'K', 'N', 365, 5879, 'H', 1827, 'D', 8209, 'Z', 'B', 4413, 5891, 4387, 'W'], ['K', 1191, 'O', 5329, 'v', 2759, 'P', 'K', 3205, 'Y', 7871, 'X', 4423, '2609', 'd', '4941', 'Z', '1797', 't', '8667', 'q', 'A', '1625', '10015', '3171', '8785', '4633', '1237', '3217', '3609', 'R', '3525', '793', '5597', 'D', 1359, 2385, 2769, 'l', 'Y', 't', 1027, 3669, 'u', 8005, 1517, 't']