added two more questions to homework 1

To: "Rao Kambhampati" <rao@asu.edu>
Subject: added two more questions to homework 1
From: "Subbarao Kambhampati" <rao@asu.edu>
Date: Tue, 2 Sep 2008 15:28:40 -0700
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:sender :to:subject:mime-version:content-type:x-google-sender-auth; bh=fu33dfW7NToEAYBRs8BRK44korhZoM2XWALcavqBpmQ=; b=Uzi9OHhgcRMOvwRLOsyshHDelVib8lkcE/OO5QU+u5Cs06XGyZx2KuF0q2KSmzJCku vFXR3N77c0kFs6MTlcjzOtZfc4xn1LTH7M1ER7Ay9S28z1cPr7nkKY5Pt5yHTp+6/8cB qRPHCuEXMnV7c+Xdm3IYNeHKudrP6D/XOtJkU=
Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:sender:to:subject:mime-version:content-type :x-google-sender-auth; b=Xqr7TD4Fj6mC06DkLMcoWviUbaaoymBdjB2t1C+SxlBCMPz1QZkJhWc5VobgVVX9oS gfO3H4lm++V2Tg98Mq7R3w2Bd9iqw10O2FVByLHFrM6H+8JH7s+wTuC6UEcibo8PpsqO f90z7ew2mqEyvqgYR6J5uPN6i4IhtIw8KvDA4=
Sender: subbarao2z2@gmail.com