In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['o', 'v', 3807, 603, 'A', 5957, 'g', 8183, 'M', 9565, 1407, 2865, 1747, 'c', 'V', 9927, 9891, 'L', 'F', 'c', 'g', '3387', '285', 'Z', '8133', '7419', '4071', '3615', '4489', '6313', 'b', '7607', 'j', '3509', '5387', 'G', 'h', 'P', 4977, 2471, 'F', 'e', 177, 'y'], [2465, 'l', 't', 'F', 'c', 'g', '3387', '285', 'Z', '8133', '7419', '4071', '3615', '4489', '6313', 'b', '7607', 'j', '3509', '5387', 'G', 'h', 'K', 'd', 'c', 6531, 'v', 't', 'T', 1765, 'H', 6427, 3539, 6635, 'K', 8847, 2273]