[pt]. 1. The problems
1. USAMO
2. Team selection test
3. IMO
[pt]. 2. Hints
1. USAMO
2. Team selection test
3. IMO
[pt]. 3. Formal solutions
1. USAMO
2. Team selection test - 3. IMO
[pt]. 4. Problem credits
[pt]. 5. Glossary
[pt]. 6. Further reading.
[pt]. 1. The problems
1. USAMO
2. Team selection test
3. IMO
[pt]. 2. Hints
1. USAMO
2. Team selection test
3. IMO
[pt]. 3. Formal solutions
1. USAMO
2. Team selection test - 3. IMO
[pt]. 4. Problem solutions
[pt]. 5. Glossary
[pt]. 6. Further reading.