摘要: 1. alorighm one : by uisng the defination of the prime. scanf the 2 n-1, improving :traveral 2-sqrt(n). 2.alorighm two ;find the prime, and set a list 阅读全文
posted @ 2016-03-21 22:04 G++ 阅读(307) 评论(0) 推荐(0) 编辑