In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['b', 'z', 'j', 'Q', '3987', 'X', 'V', '6685', '7477', '9699', 'v', '1553', 'I', '2865', '9333', 'o', 'L'], ['h', 4793, 8103, 3905, 2959, 'E', 'w', 't', 'P', 9259, 'u', 'j', 'Q', '3987', 'X', 'V', '6685', '7477', '9699', 'v', '1553', 'I', '2865', '9333', 'Y', 1299, 4503, 3193]