Chefcoder's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 440 | 9869 | 118 |  6 |
- | ||
| AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) | 9525 | - | - | - | ||
| Denso Create Programming Contest 2026（AtCoder Beginner Contest 443） | 9326 | 128 | 19 |
+13 | ||
| AtCoder Beginner Contest 444 | 9907 | 176 | 36 |
+17 |