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import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Calendar;
 
class ClockCanvas extends JPanel
{
  // Конструктор без аргументов показывает текущее время
  public ClockCanvas()
  {
    GregorianCalendar calendar = new GregorianCalendar();
    calendar.setTime(new Date());
    hour = calendar.get(Calendar.HOUR);
    minute = calendar.get(Calendar.MINUTE);
    second = calendar.get(Calendar.SECOND);
 
    Timer t = new Timer(1000, new ActionListener()
    {
      public void actionPerformed(ActionEvent event)
      {
        initTime();
        repaint();
      }
    });
    t.start();
    setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
  }
 
  // Конструктор с аргументами указывает стартовое время
  public ClockCanvas(int hours, int minutes, int seconds)
  {
    hour = hours;
    minute = minutes;
    second = seconds;
 
    Timer t = new Timer(1000, new ActionListener()
    {
      public void actionPerformed(ActionEvent event)
      {
        initTime();
        repaint();
      }
    });
    t.start();
    setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
  }
 
  private void initTime()
  {
    second++;
    if(second == 60)
    {
      second = 0;
      minute++;
      if(minute == 60)
      {
        minute = 0;
        hour++;
        if(hour == 12)
        {
          hour = 0;
        }
      }
    }
  }
 
 
  public void paintComponent(Graphics g)
  {
    super.paintComponent(g);
    int leftX, leftY, width, height;
    for(int i = 1; i <= 12; i++)
    {
      double angle = 2 * Math.PI * (i - 3) / 12;
      if(i % 3 == 0)
      {
        leftX = 50 + (int) (40 * Math.cos(angle)) - 2;
        leftY = 50 + (int) (40 * Math.sin(angle)) - 2;
        width = 4;
        height = 4;
      }
      else
      {
        leftX = 50 + (int) (40 * Math.cos(angle)) - 1;
        leftY = 50 + (int) (40 * Math.sin(angle)) - 1;
        width = 2;
        height = 2;
      }
      g.drawOval(leftX, leftY, width, height);
    }
 
    int seconds = hour * 60 * 60 + minute * 60 + second;
    double hourAngle = 2 * Math.PI * (seconds - 3 * 60 * 60) / (12 * 60 * 60);
    double minuteAngle = 2 * Math.PI * (seconds - 15 * 60) / (60 * 60);
    double secondAngle = 2 * Math.PI * (seconds - 15) / 60;
    g.drawLine(centerX, centerY, centerX + (int) (hourArrowLength * Math.cos(hourAngle)),
               centerY + (int) (hourArrowLength * Math.sin(hourAngle)));
    g.drawLine(centerX, centerY, centerX + (int) (minuteArrowLength * Math.cos(minuteAngle)),
               centerY + (int) (minuteArrowLength * Math.sin(minuteAngle)));
    g.drawLine(centerX, centerY, centerX + (int) (secondArrowLength * Math.cos(secondAngle)),
               centerY + (int) (secondArrowLength * Math.sin(secondAngle)));
  }
 
  private int hour, minute, second;
  private int centerX = 50, centerY = 50;
  private int hourArrowLength = 20, minuteArrowLength = 30, secondArrowLength = 40;
  public static final int DEFAULT_WIDTH = 125;
  public static final int DEFAULT_HEIGHT = 125;
}
 
public class TimerApplet extends javax.swing.JApplet
{
  public TimerApplet()
  {
  }
 
  public void init()
  {
    getContentPane().add(new ClockCanvas());
  }
}