helloworld.java

Java与面向对象程序设计实验教学讲义.复数类的实现,复数类的复杂运算,身份证号码的分析,图形界面设计

import java.io.*;
public class HelloWorld {
        public static void main (String args[ ]) {
                int i = 0;
                String greetings [ ] = {"Hello world!", "No, I mean it!", "HELLO WORLD!!"};
                while (i < 4) {
                        System.out.println (greetings[i]);
                        i++;
                }
        }
}