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1997: [Hnoi2010]Planar Description Input Output Sample Input 2 6 9 1 4 1 5 1 6 2 4 2 5 2 6 3 4 3 5 3 6 1 4 2 5 3 6 5 5 1 2 2 3 3 4 4 5 5 1 1 2 3 4 5 S 阅读全文
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