2021-04-06

package com.company;

import java.util.Scanner;

public class demo02 {

public  static  void main(String[] args){

Scanner scanner =new Scanner((System.in));  // 定义一个键盘扫描盘

        System.out.println("请输入计算机基础的成绩");

        int score1 = scanner.nextInt();

        System.out.println("请输入Java的成绩:");

        int score2 = scanner.nextInt();

        System.out.println("请输入mysql的成绩");

        int score3 = scanner.nextInt();

        int different =score1 - score2;

        System.out.println("计算机基础与JAVA之间的成绩差");

        double avg = (score1 + score2 + score3) /3.8;

        System.out.println("平均数成绩位" + avg);

    }

}