| Central European Olympiad in Informatics 2018 Day 2 (CEOI 2018 Day 2) | 2025-09-24 12:55:31 |
| Central European Olympiad in Informatics 2018 Day 1 (CEOI 2018 Day 1) | 2025-09-23 14:54:54 |
| Central European Olympiad in Informatics 2020 Day 1 (CEOI 2020 Day 1) | 2025-09-22 17:32:50 |
| Central European Olympiad in Informatics 2020 Day 2 (CEOI 2020 Day 2) | 2025-09-22 13:22:07 |
| Central European Olympiad in Informatics 2025 Day 2 (CEOI 2025 Day 2) | 2025-09-18 12:59:22 |
| Central European Olympiad in Informatics 2025 Day 1 (CEOI 2025 Day 1) | 2025-09-17 17:16:57 |
| Central European Olympiad in Informatics 2022 Day 2 (CEOI 2022 Day 2) | 2025-09-16 12:15:07 |
| Central European Olympiad in Informatics 2022 Day 1 (CEOI 2022 Day 1) | 2025-09-12 12:29:12 |
| Central European Olympiad in Informatics 2021 Day 1 (CEOI 2021 Day 1) | 2025-09-11 14:51:33 |
| Balkan Olympiad in Informatics 2023 Day 2 | 2025-09-10 13:26:58 |
| Balkan Olympiad in Informatics 2023 Day 1 | 2025-09-09 11:14:57 |
| Baltic Olympiad in Informatics 2025 Day 2 | 2025-07-07 10:39:42 |
| Baltic Olympiad in Informatics 2025 Day 1 | 2025-07-06 10:39:04 |
