2017年11月15日
hdu_3501_Calculation 2
摘要： Given a positive integer N, your task is to calculate the sum of the positive integers less than N which are not coprime to N. A is said to be coprime 阅读全文
posted @ 2017-11-15 19:31 会飞的雅蠛蝶 阅读(150) 评论(0) 推荐(0) 编辑