In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['B', 1169, 10011, 'D', 9451, 'p', 4839, '6039', '5989', 'v', '489', 'U', '9151', 'h', '9679', 's', 'J', '9317', '9709', '7031', 'f', '4927', 'i', '7907', 'K', '7217', '495', 'y', 'A', '3549', 'v', 'q', 'V', 'd', 4483, 7141], [1611, 4279, 7781, 4359, 'E', 8563, 'N', 'H', 4373, '6039', '5989', 'v', '489', 'U', '9151', 'h', '9679', 's', 'J', '9317', '9709', '7031', 'f', '4927', 'i', '7907', 'K', '7217', '495', 'y', 'A', '3549', 'v', 'q', 'e', 9541, 'e']