| Open division | Secondary School Division | |
|---|---|---|
| 1. | Team Never Retired Petr Mitrichev (26), Tiancheng Lou (25), Gennady Korotkevich (16) from (no specific country), representing Google, Tsinghua U, Gomel School 56 |
Team despise_oimaster Gu Yuzhou (15), Ni Zekun (15), Wu Zhengkai (17) from China, representing High School Affiliated to Nanjing Normal University, Suzhou Foreign Language School, No. 1 High School of Changzhou |
| 2. | Team D+T+J David Arthur, Tomek Czajka, John Dethridge from (no specific country), representing Google |
Team φ doc (17), hpf (17), xiaodao (19) from China, representing The Senior of Anhui Normal University |
| 3. | Team Marek+Meret+Onufry Marek Cygan (27), Jakub Pachocki (19), Jakub Onufry Wojtaszczyk (32) from Poland, representing University of Warsaw + Google |
Team Lolita Jingshu Mao (19), Erjin Zhou (19), Yiqin Lu (18) from China, representing Shaoxing No.1 High School |
| 4. | Team SGJL Rujia Liu (28), Weidong Hu (25), Wenbin Tang (24) from China, representing Tsinghua University & Eryiju Inc. |
Team Sirmione sx Luca Wehrstedt (18), Giovanni Campagna (18) from Italy, representing Italian IOI Team |
| 5. | Team Under Investigation Egor Kulikov (25), Pavel Mavrin (26), Vladislav Isenbaev (21) from Russia, representing Saint-Petersburg |
Team ZRI Vrabci Matjaž Leonardis (17), Klemen Kloboves (18), Jasna Urbancic (17) from Slovenia, representing ZRI |
| 6. | Team Burunduchki Sergey Kopeliovich (22), Yury Petrov (21), Oleg Davydov (21) from Russia, representing St. Petersburg State University |
Team Z.H.L Huangxuan Liang (17), Wenhan Huang (17), Xinyu Zhou (18) from China, representing No.1 Middle School of Xiamen;No.3 Middle School of Fuzhou;No.7 Middle School of Chengdu |
| 7. | Team Ural Fanclub of Luyi Mo Denis Dublennykh (21), Evgeny Kurpilyanskiy (18), Mikhail Rubinchik (21) from Russia, representing Ural State University |
Team =Þ Alex Chen (16), Scott Wu (14), Alexandr Wang (14) from United States, representing TJHSST, Glasgow, Los Alamos |
| 8. | Team Cow Eric Price (23), Richard Peng (22), Paul Christiano (21) from United States, representing MIT + CMU |
Team Max Akhmedov Max Akhmedov (15) from Russia, representing AESC MSU |
| 9. | Team Andromeda Express Won-seok Yoo, JongMan Koo, Jinho Kim from Korea, representing Google Korea, Suyul & Co. |
Team Sierpinski Renyu Liu (18), Xun Zou (16), Ronghui You (18) from China, representing Qingdao No.2 Middle School; Bengbu No.2 Middle School; Fuzhou No.1 Middle School |
| 10. | Team SnakeEaters Ivan Popelyshev (25), Andrew Khalyavin (27), Andrew Rumyantsev (27) from Russia, representing MSU |
Team Sirmione dx Tommaso Spanò (19), Giuliano Gregori (18), Enrico Polesel (18) from Italy, representing Italian IOI Team |
| Open division | Secondary School Division | |
|---|---|---|
| 1. | Team waterogers Renat Gimadeev from Russia, representing mipt |
Team Max Akhmedov Max Akhmedov (15) from Russia, representing AESC MSU |
| 2. | Team dzhulgakov Dmytro Dzhulgakov (21) from Ukraine, representing National Technical University "Kharkiv Polytechnic Institute" |
Team Pavel Kunyavskiy Pavel Kunyavskiy (16) from Russia, representing Saratov Phtl#1 |
| 3. | Team Hydra Slayer Zeno Rogue from Greece, representing if you liked the problem Dragon Slayer from the last year, see the team link |
Team kriii GyeongGeun Kim (18) from Korea, representing Daegu Science High School |
| 4. | Team hos.lyric Kazuhiro Hosaka (19) from Japan, representing The University of Tokyo |
Team Cyril Cyril Zhang (17) from Canada, representing Don Mills CI |
| 5. | Team wata Yoichi Iwata (22) from Japan, representing The University of Tokyo |
Team Morning Star Kasra Edalatnejad (18) from Iran, representing Salam Tajrish |
| 6. | Team Mimino Michal Danilak (22) from Slovak Republic, representing Charles University in Prague |
Team WJMZBMR Tom Chen (16) from China, representing HangZhou foreign language School |
| 7. | Team ForEver Gaoyuan Chen (19) from China, representing Tsinghua University |
Team passerby ░░░░░░░ (17) from China, representing dota |
| 8. | Team carlop Carlo Piovesan (25) from Italy, representing - |
Team MoltenBoron Niel van der Westhuizen (17) from Australia, representing Fraser Coast Anglican College |
| 9. | Team Max Akhmedov Max Akhmedov (15) from Russia, representing AESC MSU |
Team blegat blegat (18) from Belgium, representing Lycée Martin V |
| 10. | Team Pavel Kunyavskiy Pavel Kunyavskiy (16) from Russia, representing Saratov Phtl#1 |
Team No Matter Ilya Shevchenko (13) from Ukraine, representing KPML #27 |