import processing.core.*; import java.applet.*; import java.awt.*; import java.awt.image.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.text.*; import java.util.*; import java.util.zip.*; import javax.sound.midi.*; import javax.sound.midi.spi.*; import javax.sound.sampled.*; import javax.sound.sampled.spi.*; import java.util.regex.*; import javax.xml.parsers.*; import javax.xml.transform.*; import javax.xml.transform.dom.*; import javax.xml.transform.sax.*; import javax.xml.transform.stream.*; import org.xml.sax.*; import org.xml.sax.ext.*; import org.xml.sax.helpers.*; public class circle1 extends PApplet {int j = 0; 
int k = 0;
public void setup() { 
  size(400, 400); 
  background(0); 
  smooth();
} 
 
public void draw() { 
  j = mouseX; 
  k = mouseY;
  ellipse(j,k,20,20); 
  } 

  static public void main(String args[]) {     PApplet.main(new String[] { "circle1" });  }}