createCanvas(400, 400);

}

​

function draw() {

  noStroke();

  background(140);

  // big white circle

  fill(255);

  ellipse(200, 200, 200);

  // black semi circle left half

  fill(0);

  arc(200, 200, 200, 200, 

      HALF_PI, PI+HALF_PI);

  // medium black circle top half

  ellipse(200, 150, 100);

  fill(255);

  // medium white circle bottom half

  ellipse(200, 250, 100);

  // Small white circle top half

  ellipse(200, 150, 25);

  fill(0);

  // Small black circle bottom half

  ellipse(200, 250, 25);

}