2015年11月28日
humble_USACO
摘要： Humble NumbersFor a given set of K prime numbers S = {p1, p2, ..., pK}, consider the set of all numbers whose prime factors are a subset of S. This se... 阅读全文
posted @ 2015-11-28 22:01 LinKArftc 阅读(222) 评论(0) 推荐(0)