In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[8385, 'x', 'J', 'G', 'F', 9443, 'l', 3879, 'r', 1621, 'm', 'd', 'G', '8043', 'q', 'P', '4453', '259', '9903', '2789', 'n', '1491', '5061', '5231', 'N', '8047', '9391', 'X', 'T', 'B', '5727', 'm', 3791, 7755, 'L', 'd', 'R', 'w'], ['X', 'F', 's', 'S', 7439, 't', 'z', 'B', 'W', 'm', 7547, 'L', 7755, 3059, 'd', 'G', '8043', 'q', 'P', '4453', '259', '9903', '2789', 'n', '1491', '5061', '5231', 'N', '8047', '9391', 'X', 'T', 'B', '5727', 'k', 6277, 6835, 2967, 'C', 'f', 7703, 'R', 'H', 4623, 3357, 3225, 1597, 't', 381]