| (China) National Olympiad in Informatics 2021 Day 2 | 2024-06-28 20:26:17 |
| 2024 Canadian Computing Olympiad Day 1 | 2024-06-22 07:54:25 |
| The 23rd Japanese Olympiad in Informatics Spring Training (JOIST 2023/2024) Day 4 | 2024-06-21 07:53:49 |
| The 23rd Japanese Olympiad in Informatics Spring Training (JOIST 2023/2024) Day 3 | 2024-06-20 07:44:46 |
| The 23rd Japanese Olympiad in Informatics Spring Training (JOIST 2023/2024) Day 2 | 2024-06-19 07:47:43 |
| The 23rd Japanese Olympiad in Informatics Spring Training (JOIST 2023/2024) Day 1 | 2024-06-18 18:58:54 |
| (China) National Olympiad in Informatics 2021 Day 1 | 2024-06-17 07:39:14 |
| (China) National Olympiad in Informatics 2020 Day 2 | 2024-06-11 07:38:42 |
| (China) National Olympiad in Informatics 2020 Day 1 | 2024-06-09 07:51:28 |
| (China) National Olympiad in Informatics 2019 Day 2 | 2024-06-06 07:53:17 |
| (China) National Olympiad in Informatics 2019 Day 1 | 2024-06-05 07:51:12 |
| (China) National Olympiad in Informatics 2018 Day 2 | 2024-06-03 07:48:10 |
| (China) National Olympiad in Informatics 2018 Day 1 | 2024-05-31 08:11:07 |
| (China) National Olympiad in Informatics 2017 Day 2 | 2024-05-29 07:55:25 |
| (China) National Olympiad in Informatics 2017 Day 1 | 2024-05-28 07:47:41 |
| (China) National Olympiad in Informatics 2016 Day 2 | 2024-05-23 07:44:30 |
| (China) National Olympiad in Informatics 2016 Day 1 | 2024-05-21 07:51:56 |
| (China) National Olympiad in Informatics 2015 Day 2 | 2024-05-10 07:45:03 |
| (China) National Olympiad in Informatics 2015 Day 1 | 2024-05-09 07:42:39 |
| (China) National Olympiad in Informatics 2014 Day 2 | 2024-05-03 14:32:39 |
| (China) National Olympiad in Informatics 2014 Day 1 | 2024-04-30 07:51:13 |
| (China) National Olympiad in Informatics 2013 Day 2 | 2024-04-28 07:50:28 |
| (China) National Olympiad in Informatics 2013 Day 1 | 2024-04-25 07:50:41 |
| NOI 2022 统一省选 Day 2 | 2024-02-21 15:38:54 |
| NOI 2022 统一省选 Day 1 | 2024-02-19 19:49:15 |
| 2024 年广东省重点中学信息学邀请赛 (GDKOI 2024) 提高组 第二试 | 2024-02-18 14:39:24 |
| 2024 年广东省重点中学信息学邀请赛 (GDKOI 2024) 提高组 第一试 | 2024-02-15 07:51:34 |
| 2024 陕西省队选拔赛 Day 2 (SNOI 2024 Day 2) | 2024-01-21 14:11:57 |
| 2024 陕西省队选拔赛 Day 1 (SNOI 2024 Day 1) | 2024-01-20 14:07:44 |
| 2023-2024 集训队互测 Round 4 (Nov 5, 2023) | 2024-01-03 07:45:56 |
| 2023-2024 集训队互测 Round 3 (Nov 4, 2023) | 2023-12-29 18:24:33 |
| 2023-2024 集训队互测 Round 2 (Oct 29, 2023) | 2023-12-27 16:10:43 |
| 2023-2024 集训队互测 Round 1 (Oct 28, 2023) | 2023-12-26 18:11:32 |
| The 19th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2019/2020) Day 3 | 2023-11-20 07:51:43 |
| Public NOIP Round #6 (Div. 1, 提高) | 2023-11-15 14:20:20 |
| XIII International Zhautykov Olympiad on Informatics Day 2 (IZhO 2017 Day 2) | 2023-10-26 07:49:27 |
| The 19th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2019/2020) Day 2 | 2023-10-19 18:34:24 |
| The 19th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2019/2020) Day 1 | 2023-10-10 07:47:36 |
| The 20th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2020/2021) Day 4 | 2023-10-04 14:47:50 |
| The 20th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2020/2021) Day 3 | 2023-10-01 15:33:34 |
| The 20th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2020/2021) Day 2 | 2023-09-29 13:48:50 |
| The 20th Japanese Olympiad in Informatics Spring Training Camp (JOISC 2020/2021) Day 1 | 2023-09-28 07:53:38 |
| The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 4 | 2023-09-27 07:45:59 |
| The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 3 | 2023-09-26 07:48:24 |
| The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 2 | 2023-09-25 07:49:55 |
| The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 1 | 2023-09-22 14:38:38 |
| The 21st Japanese Olympiad in Informatics Spring Training Camp (JOISC 2021/2022) Day 4 | 2023-09-22 08:00:30 |
| The 21st Japanese Olympiad in Informatics Spring Training Camp (JOISC 2021/2022) Day 3 | 2023-09-20 18:53:15 |
| The 21st Japanese Olympiad in Informatics Spring Training Camp (JOISC 2021/2022) Day 2 | 2023-09-19 14:30:27 |
| The 21st Japanese Olympiad in Informatics Spring Training Camp (JOISC 2021/2022) Day 1 | 2023-09-18 07:50:30 |
| Romanian Master of Informatics 2019 Day 2 | 2023-09-16 19:12:54 |
| Romanian Master of Informatics 2019 Day 1 | 2023-09-15 14:57:27 |
| XIII International Zhautykov Olympiad on Informatics Day 1 (IZhO 2017 Day 1) | 2023-08-09 19:39:31 |
| XIV International Zhautykov Olympiad on Informatics Day 2 (IZhO 2018 Day 2) | 2023-08-07 08:01:35 |
| XIV International Zhautykov Olympiad on Informatics Day 1 (IZhO 2018 Day 1) | 2023-08-06 12:51:58 |
| Central European Olympiad in Informatics 2022 Day 2 | 2023-08-01 19:04:49 |
| 2011-2012 ICPC Northwestern Europe Regional Contest (NWERC 2011) | 2023-06-28 18:39:28 |
| Central European Olympiad in Informatics 2022 Day 1 | 2023-06-25 19:38:59 |
