In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['w', 2545, 2521, 'z', 8033, 1837, 9763, 'h', 'Y', 9969, '6399', 's', '7117', 'y', 'W', 'W', '5163', 'U', '1229', 'm', 'J', '4525', 'P', '1625', '8605', 'o', 'w', 'd', '6059', '1843', '9343', 'K', 't', 'K', 'X', 4615, 2749, 167, 2049, 'u', 5863, 5125, 8807, 2013, 'r', 7025, 'V', 'Z', 'N'], ['S', 'I', 6687, 5847, '6399', 's', '7117', 'y', 'W', 'W', '5163', 'U', '1229', 'm', 'J', '4525', 'P', '1625', '8605', 'o', 'w', 'd', '6059', '1843', '9343', 'C', 9335, 365, 'v', 'K', 8493, 2797, 'B', 6267, 9817, 7747, 7917, 8085]