/*

* Copyright (c) 2013, 烟台大学计算机学院

* All rights reserved.

* 文件名称： people05-1——中国人、北京人和美国人

* 作    者：孙红蕾

* 完成日期：2013 年 10 月 13 日

* 问题描述：编写程序模拟中国人、美国人是人，北京人是中国人。除主类外，程序中有4个类：People，ChinaPeople,AmericanPeople和BeijingPeople类。

* 输入描述： 无

* 程序输出：  显示Test中的指令。

* 算法设计：略

*/

public class Test {/*** @param args*/public static void main(String[] args) {// TODO Auto-generated method stubChinaPeople chinaPeople=new ChinaPeople();AmericanPeople americanPeople=new AmericanPeople();BeijingPeople beijingPeople=new BeijingPeople();chinaPeople.speakHello();americanPeople.speakHello();beijingPeople.speakHello();chinaPeople.averageHeight();americanPeople.averageHeight();beijingPeople.averageHeight();chinaPeople.averageWeight();americanPeople.averageWeight();beijingPeople.averageWeight();chinaPeople.chinaGongfu();americanPeople.americanBoxing();beijingPeople.beijingOpera();beijingPeople.chinaGongfu();}}

public class People {protected double height,weight;public void speakHello(){System.out.println("yayayaya");}public void averageHeight(){height=173;System.out.println("average height:"+height);}public void averageWeight(){weight=70;System.out.println("average weight:"+weight);}
}

public class ChinaPeople extends People{public void speakHello(){System.out.println("您好");}public void averageHeight(){height=168.78;System.out.println("中国人的平均身高:"+height+"厘米");}public void averageWeight(){weight=65;System.out.println("中国人的平均体重:"+weight+"千克");}public void chinaGongfu(){System.out.println("坐如钟，站如松，睡如弓");}
}

public class AmericanPeople extends People{public void speakHello(){System.out.println("How do you do");}public void averageHeight(){height=176;System.out.println("American's average height:"+height+"cm");}public void averageWeight(){weight=75;System.out.println("American's average weight:"+weight+"kg");}public void americanBoxing(){System.out.println("直拳、勾拳、组合拳");}
}

public class BeijingPeople extends ChinaPeople{public void averageHeight(){height=172.5;System.out.println("中国人的平均身高:"+height+"厘米");}public void averageWeight(){weight=70;System.out.println("中国人的平均体重:"+weight+"千克");}void beijingOpera(){System.out.println("花脸、青衣、花旦和老生");}
}