import java.awt.*;import javax.swing.*;import java.awt.event.*;public class Subtitle {    int EnemyNo, TankLife,grade;    TankFrame tankFrame;    Image image[]=new Image[20];    Image Flage,tank;    String strTank,strGrade;    public Subtitle(TankFrame tankFrame,int grade){        EnemyNo=20;        TankLife=4;        this.grade=grade;        strTank=Integer.toString(TankLife);        strGrade=Integer.toString(grade);        this.tankFrame=tankFrame;        for(int i=0;i<20;i++){            image[i]=Toolkit.getDefaultToolkit().getImage("images/19.jpg");        }        Flage=Toolkit.getDefaultToolkit().getImage("images/51.jpg");        tank=Toolkit.getDefaultToolkit().getImage("images/46.jpg");    }    public void paint(Graphics g){        for(int i=0;i<20;i++){            if(i%2==0)                g.drawImage(image[i], 10, i*15+30,20,20, null);            else{                g.drawImage(image[i], 40, (i-1)*15+30,20,20, null);            }        }        g.drawImage(tank, 10, 400,20,20, null);        g.setColor(Color.red);        Font font=new Font("Serif",Font.PLAIN,24);        g.setFont(font);        g.drawString(strTank, 40, 420);        g.drawString(strGrade, 40, 520);        g.drawImage(Flage,10, 500,20,20, null);    }}