Yamatti's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 463 | 9892 | 163 |  8 |
- | ||
| Japanese Student Championship 2026 -Advance- Qualification (AtCoder Beginner Contest 464) | 8769 | 113 | 21 |
+13 | ||
| AtCoder Beginner Contest 465 | 8402 | 288 | 47 |
+26 | ||
| AtCoder Beginner Contest 466 | 8347 | 334 | 76 |
+29 |