摘要: 题目链接:B. Strange Definition 思路:因为$gcd(x,y) = p_1^p_2^...*p_n^$,\(lcm(x,y) = p_1^{max}*p_2^{max}*...*p_n^{max}\),所以任意两个点间若能相关,则必有$\frac{lcm(x,y)}{gcd(x, 阅读全文
posted @ 2021-05-28 22:13 xiaodangao 阅读(53) 评论(0) 推荐(0) 编辑