摘要: 对于分数$n/d$,其中$n,d$均为正整数,如果$n $$ \frac{1}{8},\frac{1}{7},\frac{1}{6},\frac{1}{5},\frac{1}{4},\frac{2}{7},\frac{1}{3},\frac{3}{8},\frac{2}{5},\frac{3}{7} 阅读全文
posted @ 2019-12-09 09:43 sorrowise 阅读(193) 评论(0) 推荐(0)