摘要： class Computer{ int num=0; boolean flag=false; public synchronized void set(){ if(flag){ try{ super.wait(); }catch(InterruptedException e){ e.printSta 阅读全文

摘要： public class Test9_1 implements Runnable{ int count; static Object obj = new Object(); public void run() { synchronized(obj){ if(Thread.currentThread( 阅读全文

摘要： public class Test7{public static void main(String args[]){double i=0,j=0,k=0;try{i=Double.parseDouble(args[0]);j=Double.parseDouble(args[1]);}catch(Ar 阅读全文

摘要： public class ShopGoodsDemo {public static void main(String[] args) {ShopCar s1=new ShopCar(5);s1.add(new EatFood("面包",12.1));s1.add(new EatFood("辣条",2 阅读全文

摘要： interface ClassName{ String getClassName(); } class Company implements ClassName{ public String getClassName(){ return "Company"; } } public class Tes 阅读全文

摘要： class Person{ private String name; private String addr; private char sex; private int age; public void setName(String name){ this.name = name; } publi 阅读全文

摘要： class Address { private String country; private String province; private String city; private String street; private String zipcode; public Address(St 阅读全文

摘要： public class shuixianhua { public static void main(String[] args){ for(int i=100;i<=999;i++){ int x,y,z; x=i/100; y=(i-x*100)/10; z=i-x*100-y*10; if(i 阅读全文

摘要： class DataDemo01{public static void main(String[] args){int num=99999999999999999999999; }} class DataDemo02{public static void main(String[] args){in 阅读全文