Questions from Various Mathematical Olympiads

http://www.cut-the-knot.org/wiki-math/index.php?n=MathematicalOlympiads.MathematicalOlympiads

Mathematical Olympiads

• Austrian Mathematical Olympiad
  • Austrian Mathematical Olympiad, 2005
    • Problem 3
  • Austrian Mathematical Olympiad, 2008
    • Problem 3, Problem 4
  • Austrian Mathematical Olympiad, 2009
    • Problem 4
• Australian Mathematical Olympiad
  • Australian Mathematical Olympiad, 2008
    • Problem 2, Problem 7
  • Australian Mathematical Olympiad, 2009
    • Problem 7
  • Australian Mathematical Olympiad, 2010
    • Problem 6
• USA Talent Search
  • 2005-2006
    • Problem 4, Problem 5
• William Lowell Putnam Mathematical Competition
  • 69^th Competition, 2009
    • A1, A2, B1
  • 70^th Competition, 2010
    • A1, B1
• Balkan Mathematical Olympiad
  • Balkan Mathematical Olympiad, 1988
    • Problem 3
• Belarus Mathematical Olympiad
  • Belarus Mathematical Olympiad, 2000
    • Problem 1, Problem 6, Problem 7
  • Belarus Mathematical Olympiad, 2004
    • Problem 7
• British Mathematical Olympiad
  • British Mathematical Olympiad, 1995
    • Problem 3, Problem 4
  • British Mathematical Olympiad, 1996
    • Problem 3
  • British Mathematical Olympiad, 2005
    • Problem 2
  • British Mathematical Olympiad, 2007
    • Problem 2
  • British Mathematical Olympiad, 2008
    • Problem 1
• Canadian Mathematical Olympiad
  • Canadian Mathematical Olympiad, 1969
    • Problem 1, Problem 2, Problem 3, Problem 5, Problem 7
  • Canadian Mathematical Olympiad, 1970
    • Problem 4
  • Canadian Mathematical Olympiad, 1971
    • Problem 2, Problem 7
  • Canadian Mathematical Olympiad, 1972
    • Problem 5
  • Canadian Mathematical Olympiad, 1973
    • Problem 3
  • Canadian Mathematical Olympiad, 1975
    • Problem 5
  • Canadian Mathematical Olympiad, 1978
    • Problem 2, Problem 4
  • Canadian Mathematical Olympiad, 1980
    • Problem 3
  • Canadian Mathematical Olympiad, 1981
    • Problem 1, Problem 2
  • Canadian Mathematical Olympiad, 1984
    • Problem 1
  • Canadian Mathematical Olympiad, 1986
    • Problem 1
  • Canadian Mathematical Olympiad, 1987
    • Problem 2
  • Canadian Mathematical Olympiad, 1991
    • Problem 3
  • Canadian Mathematical Olympiad, 1992
    • Problem 2
  • Canadian Mathematical Olympiad, 2010
    • Problem 2
• China Mathematical Olympiad
  • China Mathematical Olympiad, 2010
    • Problem 1
• USA Mathematical Olympiad
  • 2^nd USA Mathematical Olympiad, 1973
    • Problem 3
  • 4^th USA Mathematical Olympiad, 1975
    • Problem 3, Problem 4
  • 8^th USA Mathematical Olympiad, 1979
    • Problem 4
  • 13^th USA Mathematical Olympiad, 1984
    • Problem 1
  • 25^th USA Mathematical Olympiad, 1996
    • Problem 5
  • 27^th USA Mathematical Olympiad, 1998
    • Problem 1
  • 28^th USA Mathematical Olympiad, 1999
    • Problem 6
  • 30^th USA Mathematical Olympiad, 2001
    • Problem 6
  • 34^th USA Mathematical Olympiad, 2005
    • Problem 3
  • 38^th USA Mathematical Olympiad, 2009
    • Problem 1, Problem 5
  • 39^th USA Mathematical Olympiad, 2010
    • Problem 1, Problem 3, Problem 4
• Ibero American Mathematical Olympiad
  • IberoAmerican Mathematical Olympiad, 1987
    • Problem 6
  • IberoAmerican Mathematical Olympiad, 1988
    • Problem 1
  • IberoAmerican Mathematical Olympiad, 1992
    • Problem 3
  • IberoAmerican Mathematical Olympiad, 2001
    • Problem 2
• International Mathematical Olympiad
  • IMO 1959
    • Problem 1, Problem 2, Problem 3, Problem 4, Problem 5
  • IMO 1960
    • Problem 3, Problem 4, Problem 5
  • IMO 1961
    • Problem 1, Problem 3, Problem 4
  • IMO 1962
    • Problem 2, Problem 4
  • IMO 1963
    • IMO 1963 Problem 5
  • IMO 1964
    • IMO 1964 Problem 4
  • IMO 1968
    • IMO 1968 Problem 3
  • IMO 1972
    • IMO 1972 Problem 2
  • IMO 1986
    • Problem 3
  • IMO 1998
    • Problem 1
  • IMO 2004
    • Problem 5
  • IMO 2005
    • Problem 5
  • IMO 2006
    • Problem 1
  • IMO 2007
    • Problem 2, Problem 4, Problem 5, Problem 6
  • IMO 2009
    • Problem 1, Problem 2, Problem 4
  • IMO 2012
    • Problem 1, Problem 4, Problem 5
• Irish Mathematical Olympiad
  • Irish Mathematical Olympiad, 1994
    • Problem 1
  • Irish Mathematical Olympiad, 2006
    • Problem 2
  • Irish Mathematical Olympiad, 2007
    • Problem 1, Problem 2, Problem 3
• Asia Pacific Mathematical Olympiad
  • APMO 1989
    • Problem 3
  • APMO 1991
    • Problem 1
  • APMO 1992
    • Problem 2
  • APMO 1993
    • Problem 1
  • APMO 1994
    • Problem 2
  • APMO 1995
    • Problem 3, Problem 4
  • APMO 1998
    • Problem 4
  • APMO 2002
    • Problem 3
  • APMO 2003
    • Problem 2
  • APMO 2004
    • Problem 2
  • APMO 2010
    • Problem 1
• International Internet Mathematical Olympiad for Students
  • IIMOS 2009
    • Problem 3
• Middle European Mathematical Olympiad
  • Middle European Mathematical Olympiad, 2009
    • Problem 9
• Poland Mathematical Olympiad
  • Poland Mathematical Olympiad, 2001
    • Problem 2
• Romania Mathematical Olympiad
  • Romania Mathematical Olympiad, 2006
    • Problem 1
• Vietnam Mathematical Olympiad
  • Vietnam Mathematical Olympiad, 1962
    • Problem 4
  • Vietnam Mathematical Olympiad, 1986
    • Problem 4
  • Vietnam Mathematical Olympiad, 1992
    • Problem 1
• Third Millennium International Olympiad
  • Third Millennium International Olympiad
• Moscow University Mathematical Olympiad
  • Moscow University Mathematical Olympiad, 1935
    • Problem 6
  • Moscow University Mathematical Olympiad, 1949
    • Problem 8
  • Moscow University Mathematical Olympiad, 1957
    • Problem 29