m=Point(Math.random(),Math.random()); SetHide(m,true); for (i=0; i<2000; i++){ t=3*Math.random(); if (t<1){ n=MidPoint(m,"A");col="green"; } else if (t<2){ n=MidPoint(m,"B");col="blue"; } else { n=MidPoint(m,"C");col="red"; } SetPointType(n,"point");SetColor(n,col); m=n; }