a.visitConeFieldOfView(b, 10, 10, 9, startAngle, finishAngle);
b.print(10, 10);
b.resetVisitedAndMarks();
System.out.println("Precise Permissive");
a=new ConePrecisePremisive();
a.visitConeFieldOfView(b, 10, 10, 10, startAngle, finishAngle);
b.print(10, 10);
}