2015年10月9日

ACM学习历程—HDU4746 Mophues（莫比乌斯）

摘要： DescriptionAs we know, any positive integer C ( C >= 2 ) can be written as the multiply of some prime numbers:C = p1×p2× p3× ... × pkwhich p1, p2 ... ... 阅读全文

posted @ 2015-10-09 21:56 AndyQsmart 阅读(1110) 评论(0) 推荐(1)

ACM学习历程—POJ3090 Visible Lattice Points（容斥原理 || 莫比乌斯）

摘要： DescriptionA lattice point (x, y) in the first quadrant (x and y are integers greater than or equal to 0), other than the origin, is visible from the ... 阅读全文

posted @ 2015-10-09 17:47 AndyQsmart 阅读(344) 评论(0) 推荐(0)

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