In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['h', 'I', 4605, 5235, 4873, 6635, 'j', 'M', 'N', 6713, 9755, 8611, 'N', 3763, 7037, 'M', 9309, '8013', 'b', 'H', 's', '2137', '1901', '5319', 'M', 'y', 'Y', 'D', 'y', 'D', 'N', '501', '2393', 'X', '5657', 'W', 'k', 'V', '9055', 'k', 'Z', 'G', 3425, 9475, 'i', 'K', 9687, 1895, 7215, 4041, 3837, 'Z', 697, 'l', 'V', 9899, 9603, 'H'], [3805, 3571, 8071, 'a', 'f', 'I', 3071, '8013', 'b', 'H', 's', '2137', '1901', '5319', 'M', 'y', 'Y', 'D', 'y', 'D', 'N', '501', '2393', 'X', '5657', 'W', 'k', 'V', '9055', 'q', 6465, 7045, 'n', 6729, 'q', 8405, 1645, 'y', 'S', 'V', 'G', 9115, 947]