In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9273, 8355, 3643, 'w', 'U', 4217, 7457, 3189, 'i', 'B', 4865, 'N', 'j', 'w', 'R', 't', 'C', 'G', 'G', '6325', '9525', '7151', 'J', '903', '4057', 'l', '9119', '3385', 'P', '8661', 'Z', '1307', 'X', 'D', 'I', 'g', 's', 8237, 7013, 'c', 'V', 'C', 7249, 3377, 'K', 'Z', 'U'], ['L', 'Z', 'd', 'e', 4805, 7079, 9277, 'Z', 769, 4049, 1761, 'V', 'C', 'G', 'G', '6325', '9525', '7151', 'J', '903', '4057', 'l', '9119', '3385', 'P', '8661', 'Z', '1307', 'X', 'D', 'I', 'c', 'V', 'G', 'S', 'I', 'n', 'N', 3959, 5499, 3627, 'n', 5881, 7387, 3447, 1279, 'a', 'W', 'j']