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1£® ÒÔϳÌÐòÄÜ·ñͨ¹ý±àÒ룿ÉÏ»úÑéÖ¤²¢Ö¸Ã÷´íÎóÔ­ÒòÓë¸Ä·¨ Class Location{ Private int x,y;

Public void Location(int a,int b) { X=a; y=b;}

Public int getX(){return x;} Public int getY(){return y;}

Public static void main(String args[]){ Location loc=new Location(12,20); System.out.println(loc.getX()); System.out.println(loc.getY()); }

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public class Lib{ //´´½¨Ò»¸öͼÊéÀ࣬ÀàÖаüº¬µÄÊôÐÔÓУºÊéÃû¡¢×÷Õß¡¢³ö°æÉ磻°üº¬µÄ·½·¨ÓУºÉèÖÃÊ鼮״̬£¬²é¿´Ê鼮״̬¡£Ê鼮״̬ÓÐÔڹݺÍÍâ½èÁ½ÖÖ¡£ // private String Bname; private String Aname;

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private String Baddress; //Ê鼮״̬ private boolean zt; //°üº¬·½·¨set get public void setzt(boolean zt){ this.zt=zt; } public boolean getzt(boolean zt){ return zt; } public static void main(String[] args){ }

}3. Éè¼ÆÒ»¸öBirthdayÀ࣬Æä³ÉÔ±±äÁ¿ÓУºyear,month,day£»Ìṩ¹¹Ôì·½·¨¡¢Êä³öBirthday¶ÔÏóÖµµÄ·½·¨ºÍ¼ÆËãÄêÁäµÄ·½·¨¡£±àд³ÌÐò²âÊÔÕâ¸öÀà¡£

public class Birthday{ //Éè¼ÆÒ»¸öBirthdayÀ࣬Æä³ÉÔ±±äÁ¿ÓУºyear,month,day£»Ìṩ¹¹Ôì·½·¨¡¢Êä³öBirthday¶ÔÏóÖµµÄ·½·¨ºÍ¼ÆËãÄêÁäµÄ·½·¨¡£±àд³ÌÐò²âÊÔÕâ¸öÀà¡£ private int year; private int month; private int day; public Birthday(int year,int month,int day){ this.year=year; this.month=month; this.day=day; } public void printBirthDay(){ System.out.println(year+\ } public int printAge(){ return 2012-year; } public static void main(String[] args){ } }4£®£¨Ñ¡×÷£©±àдһ¸öѧÉúºÍ½ÌʦÊý¾ÝÊäÈëºÍÏÔʾ³ÌÐò£¬Ñ§ÉúÊý¾ÝÓбàºÅ¡¢ÐÕÃû¡¢°àºÅºÍ³É¼¨£¬½ÌʦÊý¾ÝÓбàºÅ¡¢ÐÕÃû¡¢Ö°³ÆºÍ²¿ÃÅ¡£ÒªÇ󽫱àºÅ¡¢ÐÕÃûÊäÈëºÍÏÔʾÉè¼Æ³ÉÒ»¸öÀàPerson,²¢×÷ΪѧÉúÊý¾Ý²Ù×÷ÀàStudentºÍ½ÌʦÊý¾Ý²Ù×÷ÀàTeacherµÄ»ùÀà¡£

public class Person {

//¶¨ÒåPersonÀà

public int bianhao; public String name;

public Person(int biaohao,String name){ }

public void input(int bianhao,String name){

this.bianhao=bianhao; this.name=name;

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this.bianhao=bianhao; this.name=name;

public void printXS(){ //¶¨ÒåÏÔʾ£¨Õâ±ßÓеãÒÉÎÊ£© }

public static void main(String[] args) { }

System.out.println(bianhao+\+name);

class Student extends Person{ //¶¨ÒåѧÉúÀà }

class Teacher extends Person{ }

String zhicheng; String bumen;

private Teacher(int bianhao,String name,String zhicheng,String bumen){ }

super(bianhao,name); this.bianhao=bianhao; this.name=name; this.zhicheng=zhicheng; this.bumen=bumen;

//¶¨Òå½ÌʦÀà

int banhao; int chengji;

private Student(int bianhao,String name,int banhao,int cj){ }

super(bianhao,name); this.banhao=banhao; this.chengji=cj;

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class Car{ }

public class TestCar{ }

public static void main(String[] args){ }

Car c=new Car(\±¼³ÛS6OO\,50000); c.dismessage(); String chePai; float price; float price1;

Car(String chePai,float price){ }

void dismessage(){ }

System.out.println(\ÕâÁ¾³µµÄÆ·ÅÆÊÇ\+chePai+\Ô­¼ÛÊÇ\+price+\´òÕÛºóΪ\+price1); this.chePai=chePai; this.price1=price*4/5; this.price=price;

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public class Test { public static void main(String args[]){ Bank b1 = new Bank(\¹¹\¹ÈÝ\ b1.cun(100000.00);b1.qu(10000.00);b1.info(); } }

class Bank{ private String user; private String name; private String time; private int id; private double money; Bank(String user,String name,String time,int id,double money){ this.user = user;this.name = name;this.time = time;this.id = id;this.money = money; } public void cun(double inMoney){ money = money+inMoney;

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