Jun 20, 2012

Modular Arithmetic — An Introduction

http://www.math.rutgers.edu/~erowland/modulararithmetic.html

AMC USAMO/Test/IMO & APMO Math Problems Directory

http://amc.maa.org/a-activities/a7-problems/problem81012archive.shtml

USAMO-IMOarchive


http://amc.maa.org/a-activities/a7-problems/problemUSAMO-IMOarchive.shtml

Putnam exam online

http://amc.maa.org/a-activities/a7-problems/putnamindex.shtml


Year Problems Solutions Winners Scores
2011 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2010 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2009 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2008 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2007 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2006 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2005 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2004 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2003 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2002 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2001 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
2000 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
1999 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
1998 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
1997 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
1996 TeX DVI PS PDF TeX DVI PS PDF HTML  
1995 TeX DVI PS PDF TeX DVI PS PDF HTML HTML
1994 TeX DVI PS PDF   HTML HTML
1993 TeX DVI PS PDF      
1992 TeX DVI PS PDF      
1991 TeX DVI PS PDF      
1990 TeX DVI PS PDF      
1989 TeX DVI PS PDF      
1988 TeX DVI PS PDF      
1987 TeX DVI PS PDF      
1986 TeX DVI PS PDF      
1985 TeX DVI PS PDF