In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2429, 9681, 'j', '6423', 't', '3771', 'O', '8823', 'Z', '7591', '3083', '8461', 'h', '6595', '8817', 'n', '5743', 'U', 'h', 'h', '6659', 'K', 'K', '4801', '1245', 'C', 'J', 'X', 'l', 'c', 'q', 4157, 8915, 'v', 5155, 'S', 'V'], [9293, 1865, 4907, 4423, 'V', 8609, 'n', 'g', 8637, 'h', 2089, 2281, 7945, 4969, 'H', '6423', 't', '3771', 'O', '8823', 'Z', '7591', '3083', '8461', 'h', '6595', '8817', 'n', '5743', 'U', 'h', 'h', '6659', 'K', 'K', '4801', '1245', 'X', 'U', 'm', 6341, 5607, 'W', 163, 2699, 9047, 'c', 703, 991, 5313, 'E', 4979, 2445, 'd', 'U', 'S', 1935, 6783]