In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['b', 'b', 5305, 'E', 'k', 'd', 2193, 7177, 'u', '909', 'O', '9189', '3013', 'K', 'Y', 'o', '7809', '3197', '3385', 'g', '6793', 'z', 'N', '3537', 'D', 'E', '7087', '9235', '6819', 'f', '4631', 'y', 'D', 'z', 'T', '3893', '6227', '2743', 'I', 8603, 'e', 'Y', 'N', 6203, 9033, 5357, 353, 4659, 'x', 't'], ['C', 'f', 'j', 413, 9465, 'C', 5271, 4809, 'u', '909', 'O', '9189', '3013', 'K', 'Y', 'o', '7809', '3197', '3385', 'g', '6793', 'z', 'N', '3537', 'D', 'E', '7087', '9235', '6819', 'f', '4631', 'y', 'D', 'z', 'T', '3893', '6227', '2743', 'c', 'D', 433, 2325, 769, 'J', 'v', 2935, 4761]