sumif's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 449 | 10091 | 118 |  6 |
- | ||
| AtCoder Beginner Contest 450 | 8318 | 331 | 33 |
+27 | ||
| AtCoder Beginner Contest 452 | 10539 | - | - | - | ||
| Keysight Technologies Programming Contest（AtCoder Beginner Contest 454） | 9332 | 122 | 45 |
+12 | ||
| Ｓｋｙ Inc, Programming Contest 2026 (AtCoder Beginner Contest 455) | 7736 | 300 | 71 |
+26 |