In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['f', 7061, 5371, 'F', 49, 999, 9071, 'O', 9627, 283, 'q', '9151', 'a', 'E', '2865', '735', '5647', 'i', 'e', 'k', '4029', 'H', 'b', 'R', '3331', 'T', 'W', '7249', '4135', 'P', 'U', 2327, 'w', 7987, 9069, 'm', 'Q', 817, 'o'], ['N', 'j', 7227, 7051, 'D', 'b', 2645, 'l', 'g', 8699, 'a', 'u', 'r', 4215, 7499, 6595, 4001, 7107, 2799, 'q', '9151', 'a', 'E', '2865', '735', '5647', 'i', 'e', 'k', '4029', 'H', 'b', 'R', '3331', 'T', 'W', '7249', '4135', 'P', 'p', 'v', 4623, 4597, 387, 8861, 37, 'u', 4847, 7415, 8709, 5935]