void setup() {
  size(400,400);
  ellipseMode(CENTER_DIAMETER);
}

void loop() {
  background(200);
  translate(width/2,height/2);
  ellipse(0,0, 10,10);
  
  push();
  for(int i=0; i<36; i++) {
    rotate(radians(10));
    scale(1.01f);
    ellipse(150,0, 20,20);
  }
  pop();
  
  ellipse(100,0,20,20);
  
}