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Re:请教，这道题目是不是应该用筛选法~~~？请高手指点啊！In Reply To:Re:请教，这道题目是不是应该用筛选法~~~？请高手指点啊！ Posted by:crackerwang at 2007-07-29 00:07:20 当然，就当是普通的求素数 15=1*15 难道15就是素数了？ 正是因为15=3*5所以筛法才把15排出了素数范围啊！ Followed by: Post your reply here: |
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