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已解決的問題：共 80 道題
3313839152652753053111261700180121752176217721782498249925002501262726282629263027622763276427653123312431253126312731413142314331443146314731483151315231533154315531563157315831594700517851795512551355145515555169817154825582568257825889028903890689168920918310049100501005110052103931039410397103981039912777131701361114464
嘗試過的問題：共 21 道題
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命制的問題：共 0 道題
無Virtual Participations：共 12 场比赛
| Name | Start time |
|---|---|
| The 19th Japanese Olympiad in Informatics Final Round (JOI 2019/2020) | 2025-07-02 17:35:40 |
| The 18th Japanese Olympiad in Informatics Final Round (JOI 2018/2019) | 2025-06-27 17:36:55 |
| Ukrainian Olympiads in Informatics 2025, Stage IV, Day 1 | 2025-06-27 17:28:19 |
| Baltic Olympiad in Informatics 2023 Day 1 | 2025-06-27 16:57:00 |
| Baltic Olympiad in Informatics 2022 Day 1 | 2025-06-27 16:53:08 |
| Russian Olympiad in Informatics 2023 Day 1 | 2025-05-08 20:12:44 |
| Central European Olympiad in Informatics 2016 Day 1 (CEOI 2016 Day 1) | 2025-05-02 19:24:59 |
| Romanian Master of Informatics 2018 Day 1 | 2025-05-02 19:22:22 |
| Baltic Olympiad in Informatics 2017 Day 1 | 2025-05-02 18:45:19 |
| Russian Olympiad in Informatics 2024 Day 2 | 2025-03-23 19:12:15 |
| Russian Olympiad in Informatics 2024 Day 1 | 2025-03-21 15:24:28 |
| The 13th Japanese Olympiad in Informatics Final Round (JOI 2013/2014) | 2025-03-18 02:16:30 |