回文素数.txt

#include<stdio.h>
int main()
{
     int  haha( int x);
 int n,i,e,z;
  while(scanf("%d",&n)!=EOF)
{
for(i=2;i<=n;i++)
{
z=0;
if(n==2)
{
printf("2\n");continue;
}
if(i==3)
{printf("2\n3\n");continue;}
for(e=2;e<=i-1;e++)
{
z+=1;
if(i%e==0)
{
break;
}
    if(z==i-2&&haha(i)==i)
         printf("%d\n",i);
}  
}
}
return 0;
}