A man pulls out a cigarette and lights it.  He takes a puff off his smoke.  He takes a second puff.  He takes a third puff.  He takes a fourth puff.  He takes a fifth puff.  He takes a sixth puff.  He takes a seventh puff.  He takes an eight puff.  He takes a ninth puff.  He takes a tenth puff.  He takes a eleventh  puff.  He takes a twelve puff.  He takes a thirteenth puff.  He takes a fourteenth puff.  He takes a fifteenth puff.  He takes a sixteenth puff.  He takes a seventeenth puff.  He takes a eighteenth puff.  He takes a nineteenth puff.  And he takes a final puff.