java 多重循环

//http://www.weixueyuan.net/view/6311.html
//多重循环
import java.util.Scanner;
public class Test16{
    public static void main(String args[]){
        Scanner in =new Scanner(System.in);
        for (int i=1;i<=3;i++){ //最外层循环
            int sum=0;
            for (int j=1;j<=3;j++){
                System.out.println("组别："+i+","+"成员"+j+":");
                int s=in.nextInt();
                sum+=s;
            }
            int avg=sum/3;
            System.out.println("第"+i+"平均成绩:"+avg);
        }
    }
}