koyamaCoder's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 409 | 10369 | - | - | - | ||
| Denso Create Programming Contest 2025（AtCoder Beginner Contest 413） | 8110 | 209 |  10 |
- | ||
| AtCoder Beginner Contest 417 | 9650 | - | - | - | ||
| AtCoder Beginner Contest 419 | 10051 | - | - | - |