package day1;
import java.util.Arrays;
public class Homework {
public static void main(String[] args) {
int count = 0; //质数的个数
for(int num=2;num<=100;num++){
boolean flag = true;
for(int i=2;i<=Math.sqrt(num);i++){ //2/3/4/.../9/10
if(num%i==0){
flag = false;
break;
}
}
if(flag){
count++; //质数个数增1
System.out.print(num+"\t");
if(count%10==0){
System.out.println();
}
}
}
}
}
