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From: pct@vaxine.UUCP (Pierre Trepagnier)
Newsgroups: net.math
Subject: Examination Puzzle
Message-ID: <314@vaxine.UUCP>
Date: Wed, 31-Aug-83 10:55:41 EDT
Article-I.D.: vaxine.314
Posted: Wed Aug 31 10:55:41 1983
Date-Received: Thu, 1-Sep-83 05:52:22 EDT
Organization: Automatix Inc., Billerica, MA
Lines: 13

ay either, for the same
reason. Thus, by induction, the professor can't give a surprize examination.

Where has the student gone wrong?