import java.awt.*;import java.awt.image.*;class D{public static void main(String[]v){int i=0,r=Short.valueOf(v[0]),s=Short.valueOf(v[1]),o=r+30,d=o*2,x[]=new int[s],y[]=x.clone();final BufferedImage z=new BufferedImage(d,d,1);Graphics g=z.createGraphics();Frame f=new Frame(){public void paint(Graphics g){g.drawImage(z,0,30,null);}};for(f.setSize(d,d);i<=s;i++){double w=6.28*i/s;x[i%s]=(int)(Math.cos(w)*r+o);y[i%s]=(int)(Math.sin(w)*r+o);if(i>0)g.drawLine(x[i%s],y[i%s],x[i-1],y[i-1]);}f.show();}}