
SOI 2021
- First Round: Tasks and results / Solutions
- Second Round: ranking
- 2P Tasks EN, Tasks DE, Tasks FR; Solutions EN
- 2T Tasks EN, Tasks DE, Tasks FR, Solutions EN;
SOI 2020
- First Round: Tasks and results / Solutions
- Second Round: ranking
SOI 2019
- General: Contest
- First Round: Tasks and results / Solutions
- Second Round:
SOI 2018
- General: Contest
- First Round: Tasks and results / Solutions
- Second Round:
SOI 2017
- General: Contest
- First Round: Tasks and results / Solutions
- Second Round:
SOI 2016
- General: Contest
- First Round: Tasks and results / Solutions
- Second Round: Resultats of the second round / 2H overview / 2H tasks
SOI 2015
- General: Contest
- First Round: Tasks and results / Solutions
- Second Round: Results of the second round / Tasks 2P / Solutions 2P / Tasks 2T / Solutions 2T (German)
SOI 2014 and before
You can find all our tasks from the first rounds from 2009 to 2014 on our old website! These are dozens of cool tasks! Have fun training!