public class prime number{
public static void main(string args[ ]){
int sum，i;
for(sum=2；sum<=100; sum++)
{
for(i=2; i<=sum/2; i++)
{
if(sum%i==0)
break;
} if(i>sum/2)
system.out.printin(sum+"是素数”);
}
}
}
public class prime number{
public static void main(string args[ ]){
int sum，i;
for(sum=2；sum<=100; sum++)
{
for(i=2; i<=sum/2; i++)
{
if(sum%i==0)
break;
} if(i>sum/2)
system.out.printin(sum+"是素数”);
}
}
}