package com.imooc;import java.util.Scanner;public class WangYang1 { public static void main(String[] args) { int classNum=3; int stuNum=4; double sum=0; double avg=0; Scanner input=new Scanner(System.in); for(int i=1;i<=classNum;i++){ System.out.println("***請輸入第"+i+"個班級的成績***"); for(int j=1;j<=stuNum;j++) System.out.println("請輸入第"+j+"個學員的成績:"); int score =input.nextInt(); sum=sum=score; } avg=sum/stuNum; System.out.println("第"+i+"個班級學生的平均分為:"+avg); } }