
If you want to train on tasks of old 2P rounds, you can find the corresponding grader here.
SOI 2023
- 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 2022
- 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 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)