In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['o', 8299, 'W', 'a', 'I', 1239, 'I', 'M', 1813, 'k', 3519, 1825, 't', 5645, '4397', '2357', 'B', 'y', '1561', 'z', 'G', 'D', 'Y', 'g', '9033', 'w', '3639', '455', '5055', '8215', '5059', '3039', '7423', 'L', 'V', 't', 'b', 'K', 'x', 6315, 1315, 'x', 'P', 8213, 5997, 6657, 'j', 6699, 9073], ['X', 3103, 1137, 2477, 5621, 'I', 'w', 5307, 'Y', 5693, 6873, 1833, 4297, 'f', 'U', 8463, 'x', 'U', 8625, 'Q', '4397', '2357', 'B', 'y', '1561', 'z', 'G', 'D', 'Y', 'g', '9033', 'w', '3639', '455', '5055', '8215', '5059', '3039', '7423', 'L', 'V', 't', 'C', 'W', 'q', 6601, 'v', 8543, 201, 3383, 6731]