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输入hello <%-- Created by IntelliJ IDEA. User: bad boy Date: 2022/3/4 Time: 21:48 To change this template use File | Settings | File Templates.--%><%@ p 阅读全文
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<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com 阅读全文
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package com.example.myapplication; import androidx.appcompat.app.AppCompatActivity; import android.net.Uri; import android.os.Bundle; import android.u 阅读全文
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package com.example.badboy.myapplication565;import android.app.AlertDialog;import android.content.DialogInterface;import android.os.Bundle;import andr 阅读全文
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<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.c 阅读全文
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Cola公司的雇员分为以下若干类:(知识点:多态) [必做题]• 4.1 ColaEmployee :这是所有员工总的父类,属性:员工的姓名,员工的生日月份。方法:getSalary(int month) 根据参数月份来确定工资,如果该月员工过生日,则公司会额外奖励100 元。• 4.2 Salar 阅读全文
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package com.gd.df; public class vehicle { private String brand; private String color; private double speed; public vehicle(String brand, String color, 阅读全文
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public class Point { int x; int y; public Point(int x0, int y0) { super(); this.x = x0; this.y = y0; } public Point() { super(); } public void movePoi 阅读全文
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import java.util.Scanner; public class Texa1 { public static void mp() { System.out.println("请输入4个数字"); Scanner input = new Scanner(System.in); int a[ 阅读全文