Problem of The Month
The problem of the month is a contest open to undergraduates. The first correct answer to the problem receives a certificate and a $25 gift certificate.
January 2012 Problem(this file also contains the solution of the November problem). November Winner: Daniel Balena
Previous Problems:
November 2011 Problem(this file also contains the solution of the October problem). October Winner: Thomas Polstra
October 2011 Problem
(this file also contains the solution of the September problem). September Winner: Daniel Balena
Sept 2011 Problem
May 2011 Problem
(this file also contains the solution of the April problem). April Winner: Max Suica
April 2011 Problem
(this file also contains the solution of the March problem). March Winner: Jeremy Brown
March 2011 Problem
(this file also contains the solution of the February problem). February Winner: Jeremy Brown
February 2011 Problem
(this file also contains the solution of the January problem). January Winner: Phuong Le
January 2011 Problem
(this file also contains the solution of the November problem). November Winner: Jeremy Brown
November 2010 Problem
(this file also contains the solution of the October 2010 problem). October Winner: Jeremy Brown
October 2010 Problem
(there was no winner for the month of September)
September 2010 Problem
April 2010 Problem
(this file also contains the solution of the March problem). March winner: Brendon Benshoof.
March Problem
(this file also contains the solution of the February problem). February winner: Robert Xu.
February Problem
(this file also contains the solution of the January problem). January winner: Reimbay Reiimbayev.
January Problem
(this file also contains the solution of the November problem). November winner: Reimbay Reiimbayev
November Problem
(this file also contains the solution of the October problem). No Winner for October.
October Problem
(this file also contains the solution of the September problem). September winner: Ben Sirb.
September Problem
April Problem
March Problem
(this file also contains the solution of the February problem). March winner: Ben Sirb.
February Problem
(this file also contains the solution of the January problem). February winner: Anthony Angelucci.
January Problem
January winner: Vincent Laufer. Other correct solutions were submitted by Mamadou Barry, Nathalie Houderquint, Tanya Singh.