coffee's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| CADDi 2019 | 252 | - | - | - | ||
| HACK TO THE FUTURE 2021 本選 オープンコンテスト | 122 | - | - | - | ||
| Kyocera Programming Contest（AtCoder Heuristic Contest 006） | 412 | 914 |  119 |
- | ||
| AtCoder Heuristic Contest 011 | 926 | - | - | - | ||
| MC Digital Programming Contest 2023（AtCoder Heuristic Contest 019） | 738 | - | - | - | ||
| 11th Asprova Programming Contest（AtCoder Heuristic Contest 037） | 923 | - | - | - | ||
| THIRD Programming Contest 2025 Summer（AtCoder Heuristic Contest 051） | 1103 | - | - | - |