public class one{
	public static void main(String[] args){
		int count=0;
		for(int i=101;i<=200;i++){
			boolean flag=true;
			for(int j=2;j<=(int)Math.sqrt(i);j++){
				
				if(i%j==0){
					flag=false;
					break;
				}
			}
			if(flag){
				count++;
				System.out.println("当前数字"+i+"是质数");
			}
		}
		System.out.println(count);
	}
}