| Open division | Secondary School Division | |
|---|---|---|
| 1. | Team Ural Fanclub of Ksenia Sobchak Alexander Ipatov, Denis Musin, Vladimir Yakovlev from Russia, representing Ural State University |
Team Gennady Team Gennady Korotkevitch (14) from Belarus, representing School #56, Gomel (worked on PC Pentium, Windows XP, Pascal) |
| 2. | Team R+T+J Reid Barton (26), Tomek Czajka (28), John Dethridge (28) from United States, representing Harvard and Google |
Team GoGoFD Jiajun Wu (17), Yongxing Deng (16), Linhao Jiang (17) from China, representing No.2 Secondary School Attached to East China Normal Universi (worked on PC Pentium, Windows XP, Pascal) |
| 3. | Team jiong+jiong+jiong Huacheng Yu (19), Danqi Chen (18), Zichao Qi (18) from China, representing Tsinghua University (worked on C/C++) |
Team cj MoTao (17), MengLaiJun (17), ZhangLei (17) from China, representing ChangJun secondary school (worked on PC Pentium, Windows XP, Pascal) |
| 4. | Team SGJL Rujia Liu (26), Weidong Hu (23), Wenbin Tang (22) from China, representing Tsinghua University (worked on PC Pentium, Windows XP, C/C++) |
Team Croatia IOI team Rocky Stjepan Glavina (17), Jaksa Markotic (18), Frane Kurtovic (17) from Croatia (Hrvatska), representing Zagreb |
| 5. | Team Waterloo Black Malcolm Sharpe, Konstantin Lopyrev, Andy Kong from Canada, representing University of Waterloo (worked on Macintosh (MacBook), Mac OS (Mac OS X 10.5.6), C/C++ (g++ 4.0.1)) |
Team WWJ Wu Peifan (17), Wu Yi (16), Jiang Zhongtian (15) from China, representing Changzhou Senior High School of Jiangsu Province (worked on PC Pentium, Windows XP, C/C++) |
| 6. | Team MSU Unpredictable Ilya Razenshteyn (18), Ilya Kornakov (19), Alexey Gusakov (20) from Russia, representing Moscow State University (worked on PC Pentium, Fedora 10, Windows XP, Windows, C++/Java/Delphi/C#/Haskell) |
Team Croatia IOI team Rambo Goran Zuzic (18), Ivan Pilat (18), Bruno Rahle (18) from Croatia (Hrvatska), representing Zagreb (worked on C/C++) |
| 7. | Team Croatia IOI team Predator (leaders) Luka Kalinovcic (23), Lovro Puzar (23), Igor Canadi (20) from Croatia (Hrvatska), representing Zagreb (worked on PC Pentium, Windows XP, C/C++) |
Team LFS Jingbo Shang (17), Luhang Lai (17), Yi Feng (18) from China, representing sx1hs & hz2hs & yyhs (worked on PC Pentium, Windows Vista, C/C++) |
| 8. | Team Moscow SU x13 Egor Kulikov (23), Michael Levin (23), Andrey Khalyavin (23) from Russia, representing Moscow SU (worked on PC Pentium, Windows, Java/C++) |
Team Cygnus Peter Koželj (18), Matej Aleksandrov (18), Igor Lalič (18) from Slovenia, representing ZRI (worked on PC Pentium (C/330), Linux/Debian, Pascal) |
| 9. | Team KMCoders kita_masa (20), (iwi) (20), wata (20) from Japan, representing University of Tokyo |
Team Lynx Žiga Ham (18), Matjaž Leonardis (16), Nace Hudobivnik (19) from Slovenia, representing ZRI (worked on PC Pentium (C/330), Linux/Debian, C/C++) |
| 10. | Team Zodiac HANG, Hang (23), XIAO, Dong (23), WU, Zejun (20) from China, representing Zhejiang University (worked on PC Pentium, Windows XP, C/C++) |
Team WY Yang Kuan (16), Wu Shang (16) from China, representing Changzhou Senior High School of Jiangsu Province (worked on PC Pentium, Windows Vista, C/C++) |
| Open division | Secondary School Division | |
|---|---|---|
| 1. | Team Gennady Team Gennady Korotkevitch (14) from Belarus, representing School #56, Gomel (worked on PC Pentium, Windows XP, Pascal) |
Team Gennady Team Gennady Korotkevitch (14) from Belarus, representing School #56, Gomel (worked on PC Pentium, Windows XP, Pascal) |
| 2. | Team ACRush Tiancheng Lou (23) from China, representing Tsinghua University (worked on PC Pentium, Windows XP, C/C++) |
Team Teddy Bears Crew Anton Georgiev Anastasov (18) from Bulgaria, representing High School of Mathematics and Science, HASKOVO (worked on PC Pentium (Core2Duo 2.0), Linux/Ubuntu (8.04), C/C++) |
| 3. | Team bmerry Bruce Merry (27) from South Africa, representing ARM (worked on PC AT compatible, Linux/Gentoo, C/C++) |
Team Ng2Ig Fereshte Khani (18) from Iran, representing YSC (worked on Windows XP, C/C++) |
| 4. | Team RAVEman Anton Raichuk (21) from Ukraine, representing Kiev National University (worked on PC AT compatible (AMD Sempron 2600+, 768Mb RAM), Windows XP, C/C++) |
Team Jelle Jelle van den Hooff (17) from Netherlands, representing Vossius Gymnasium |
| 5. | Team WiNGeR Vladislav Isenbaev (19) from Russia, representing SPbSU ITMO (worked on PC AT compatible (HP tx2500er), Linux/Gentoo, Java) |
Team Alexey Cherepanov Alexey Cherepanov (16) from Russia, representing Poisk |
| 6. | Team dzhulgakov Dmytro Dzhulgakov (19) from Ukraine, representing National technical university "Kharkov Polytechnic Institute (worked on PC Pentium, Windows XP, C/C++) |
Team Hayk's Team Hayk Saribekyan (15) from Armenia, representing Quantum (worked on PC Pentium, Windows XP) |
| 7. | Team Cow Eric Price (21) from United States, representing MIT (worked on PC Pentium) |
Team KADR Yaroslav Tverdokhlib (16) from Ukraine, representing Leader (worked on Intel Core 2 Quad Q6600, 2GB R, Linux/Ubuntu (Ubuntu 9.04), C/C++ (gcc 4.3)) |
| 8. | Team Jonick Evgeny Shavlyugin (21) from Russia, representing MSU (worked on PC Pentium, Windows XP, Java) |
Team Aš Martynas Budriūnas (19) from Lithuania, representing Klaipėda Vydūnas Secondary School (worked on PC Pentium, Linux/Ubuntu, C/C++) |
| 9. | Team bhzhan Bohua Zhan (19) from United States, representing Massachusetts Institute of Technology (worked on PC Pentium, Windows XP, Java) |
Team Noob Pasin Manurangsi (15) from Thailand, representing Bangkok Christian College (worked on Macintosh, Mac OS, C/C++) |
| 10. | Team ivank Ivan Krasilnikov (21) from Russia, representing * (worked on PC Pentium (Core 2 Duo E7200, 4Gb RAM), Linux/Ubuntu (Ubuntu 9.04), C++, Python) |
Team Proofs from THE BOOK Gyuwan Kim (16) from Korea, representing Seoul Science High School |