//JS pseudo TurboPascal simulator script
var x0=320,y0=440,sfx=230,sfy1=170,sfy2=150,imax=200;
var graphdriver,graphmode,i,j,col;
var z1,z2,time=0;
function run()
{ if (nreadln<1)
  { initgraph();
    do
    { z1=Math.random()*2;
      z2=Math.random();
      if ((z1-1)*(z1-1)+(z2)*(z2)<1)
      { i=x0+Math.round(sfx*z2);
        j=y0-Math.round(sfy1*z1+sfy2*z2);
        col=4;
        putpixel(i,j,col);
        putpixel(2*x0-i,j,col);
      }
      time++;
    } 
    while(time<33000);
    readln(''); 
    return;
  }
  closegraph();
  exit();
}