public class AlgoPointMilieu {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		middlePointCircle(6);
	}

static void middlePointCircle(int rayon)
{
    // Restriction : centre du cercle à (0,0)
    int x      = 0;
   int y      = rayon;
    double d = 5.0/4.0 - rayon;
    //DessinerPointsCercle(x,y);
    System.out.println( "D:" + d +" X:" + x + " Y:" + y );
   while(y>x){
       if(d<0){
          d += 2.0*x + 3.0;
          System.out.print("D:" + d);
       }
       else{
          d += 2.0*x - 3.0*y + 5.0;
          System.out.print("D:" + d);


          y--;
       }
       x++;
       //DessinerPointsCercle(x,y);
       System.out.println(" X:" + x + " Y:" + y);

   }
}
}