import java.awt.*;
import java.applet.*;

public class chap3_5 extends Applet{
	TextField input;
	Label message;
	boolean b=true;
	

	public void init(){
		message=new Label("請輸入你需要判斷:");
		input=new TextField(10);
		add(message);
		add(input);
		//showStatus("start...");
	}

	public boolean action(Event e,Object o){
		String str;		
		
		b=true;
		if(e.target==input){
			str=input.getText();
			for(int i=0,j=str.length()-1;i<j;i++,j--)
				if(str.charAt(i)!=str.charAt(j))
					b=false;
		}
		repaint();
		return true;
	}

	public void paint(Graphics g){
		if( b )
			g.drawString(input.getText()+"是回文",50,100);
		else
			g.drawString(input.getText()+"不是回文",50,100);
		showStatus("done");
	}
}