point(350,250);
point(100,400);
line(400,200,200,400);
line(200,500,500,200);
line(200,600,600,200);
line(700,200,200,700);
line(750,200,200,750);
line(650,200,200,650);
line(550,200,200,550);
line(450,200,200,450);
line(350,200,200,350);
line(300,200,200,300);
line(250,200,200,250);