Demo成绩

import java.util.Scanner;
public class yun {
	public static void main(String[] args) {
Scanner input=new Scanner(System.in);
		asd i=new asd();
		System.out.println("请输入a的成绩");
		i.a =input.nextInt();
		System.out.println("请输入b的成绩");
		i.b=input.nextInt();
		System.out.println("请输入c的成绩");
		i.c=input.nextInt();
		i.chu();

public class asd {
	int a;
		int b;
		int c;
		public  int  zong(){
			int z=a+b+c;
			return z;
		}
		public double ping(){
			double p=(a+b+c)/3.0;
			return p;	
		}
		public void chu(){
			System.out.println("总成绩:"+zong()+"\n平均成绩:"+ping());
		
			
		}