amaba's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 284 | 8161 | - | - | - | ||
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 8756 | 153 |  8 |
- | ||
| AtCoder Beginner Contest 458 | 6086 | 659 | 62 |
+54 | ||
| Tokio Marine & Nichido Fire Insurance Programming Contest 2026 (AtCoder Beginner Contest 459) | 2113 | 1322 |  299 |
+237 | ||
| AtCoder Beginner Contest 460 | 4958 | 864 |  413 |
+114 | ||
| AtCoder Regular Contest++ 221 | 449 | - | - | - | ||
| AtCoder Beginner Contest 461 | 11387 | - | - | - |