2016年11月27日
USACO 3.1 Humble Numbers
摘要： For 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 set contains, fo 阅读全文
posted @ 2016-11-27 14:33 sigongzi 阅读(357) 评论(0) 推荐(0) 编辑