摘要:
Emily the entrepreneur has a cool business idea: packaging and selling snowakes. She has devised amachine that captures snowakes as they fall, and ser 阅读全文
摘要:
Shanghai Hypercomputers, the world's largest computer chip manufacturer, has invented a new classof nanoparticles called Amphiphilic Carbon Molecules 阅读全文
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As you may know from the comic \Asterix and the Chieftain's Shield", Gergovia consists of one street,and every inhabitant of the city is a wine salesm 阅读全文
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We would like to place n rooks, 1 n 5000, on a n nboard subject to the following restrictions• The i-th rook can only be placed within the recta 阅读全文