Ert1an's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 439 | 7952 | 160 |  8 |
- | ||
| AtCoder Beginner Contest 440 | 8419 | 216 | 29 |
+21 | ||
| AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) | 8522 | 225 | 52 |
+23 | ||
| JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) | 7810 | 264 | 75 |
+23 | ||
| AtCoder Regular Contest 213 (Div. 1) | 627 | - | - | - | ||
| Denso Create Programming Contest 2026（AtCoder Beginner Contest 443） | 8837 | 159 | 85 |
+10 |