随笔分类 - 杂学--构造
摘要:题目链接 Problem Description The Old Frog King lives on the root of an infinite tree. According to the law, each node should connect to exactly two nodes
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摘要:2015-2016 ACM-ICPC, NEERC, Northern Subregional Contest D Problem D. Distribution in Metagonia Input file: distribution.in Output file: distribution.o
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