标签：amp font ++ scan div print class turn stdio.h
代码1如下：
1 #include <stdio.h>
2 #include<math.h>
3 int main()
4 {
5 int n,p,q;
6 scanf("%d",&n);
7 q=sqrt(n);
8 int isPrimer = 1;
9 for(p=2;p<=q;p++)
10 if(n%p==0)
11 isPrimer = 0;
12 if(isPrimer==1)
13 printf("%d is a prime!\n",n);
14 else
15 printf("%d is not a prime!\n",n);
16
17 return 0;
18 }
代码2如下：
1 #include <stdio.h>
2 #include<math.h>
3 int main()
4 {
5 int n,p,q;
6 scanf("%d",&n);
7 q=sqrt(n);
8 for(p=2;p<=q;p++)
9 if(n%p==0) break;
10 if(p>q)
11 printf("%d is a prime!\n",n);
12 else
13 printf("%d is not a prime!\n",n);
14 return 0;
15 }
标签：amp font ++ scan div print class turn stdio.h
原文地址：http://www.cnblogs.com/he1995/p/6671148.html
