2005 IMO Shortlist Problems

From AoPSWiki

Problems from the 2005 IMO Shortlist.

Algebra

• A1
• A2
• A3
• A4
• A5 (IMO 3)

Combinatorics

• C1
• C2
• C3
• C4
• C5
• C6 (IMO 6)
• C7
• C8

Geometry

• G1
• G2 (IMO 1)
• G3
• G4 (IMO 5)
• G5
• G6
• G7

Number Theory

• N1 (IMO 4)
• N2 (IMO 2)
• N3
• N4
• N5
• N6
• N7

Resources

• IMO Shortlist Problems
• 2005 IMO
• The 2005 IMO Shortlist (pdf document)