Welcome
to the Home Page of the
Eastern Illinois University
Department of Mathematics and Computer
Science
Challenge of the Week Competition
April 27, 2009
This page contains links to the Challenges of the Week (and the EIU
Problem-Solving Competitions) from 1988 until the present date.
If you would like to see the challenges, click on problems, below. The link to the
solutions will show you both the challenges and their solutions.
Note: You will need to have Acrobat Reader (freely available) in order to read
these files.
Spring Semester 2009
Spring Semester 2008 Challenges —Solutions
Fall Semester 2008 Challenges —Solutions
Spring Semester 2008 Challenges —Solutions
Fall Semester 2007 Challenges —Solutions
Spring Semester 2007 Challenges —Solutions
Fall Semester 2006 Challenges —Solutions
Spring Semester 2006 Challenges —Solutions
Fall Semester 2005 Challenges —Solutions
Spring Semester 2005 Challenges —Solutions
Fall Semester 2004 Challenges—Solutions
Spring Semester 2004 Challenges—Solutions
Fall Semester 2003 Challenges—Solutions
Spring Semester 2003 Challenges—Solutions
Fall Semester 2002 Challenges—Solutions
Spring Semester 2002 Challenges—Solutions
Fall Semester 2001 Challenges—Solutions
Spring Semester 2001 Challenges—Solutions
Fall Semester 2000 Challenges—Solutions
Spring Semester 2000 Challenges—Solutions
Fall Semester 1999 Challenges—Solutions
Spring Semester 1999 Challenges—Solutions
Fall Semester 1998 Challenges—Solutions
Spring Semester 1998 Challenges—Solutions
Fall Semester 1997 Challenges—Solutions
Spring Semester 1997 Challenges —Solutions
Fall Semester 1996 Challenges —Solutions
Spring Semester 1996 Challenges —Solutions
Fall Semester 1995 Challenges —Solutions
Spring Semester 1995 Challenges —Solutions
Fall Semester 1994 Challenges —Solutions
Spring Semester 1994 Challenges —Solutions
Fall Semester 1993 Challenges —Solutions
Fifth EIU Problem-Solving Competition — 1992-93 Problems —
Solutions
Fourth EIU Problem-Solving Competition — 1991-92 Problems —
Solutions
Third EIU Problem-Solving Competition — 1990-91 Problems —
Solutions
Second EIU Problem-Solving Competition — 1989-90 Problems —
Solutions
First EIU Problem-Solving Competition — 1988-89 Problems —
Solutions
Please direct any question to Duane Broline