例七.txt

这是一本java基础教程 对新手上路有很大帮助

import java.io.*;
public class Example9_7{
    public static void main(String args[ ]){
        int n=-1;
        CharArrayWriter out=new CharArrayWriter();
        for(int i=20320;i<=20520;i++){
           out.write(i); 
        }
        CharArrayReader in=new CharArrayReader(out.toCharArray());
        try{  while((n=in.read())!=-1){
                if(n%2==0){
                   System.out.printf("\n");
                }
                System.out.printf("\t位置%d,字符\'%c\'",n,(char)n);
             }
        }
        catch(IOException e){}     
    }
}