import ;
import ;
import ;
public class Primes {
public static void main(String[] args) {
List<Integer> list = new ArrayList<Integer>();
for (int i = 1; i <= 1000; i++) {
if (isPrime(i)) {
(i);
}
}
("一共有" + () + "个素数");
Iterator<Integer> it = ();
while (()) {
(());
}
}
public static boolean isPrime(int i) {
boolean flag = true;
for (int j = 2; j <= (i); j++) {
if (i % j == 0) {
flag = false;
}
}
return flag;
}
}