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Contest Result
| Username |  Qiuhaochen |
|---|---|
| Contest Name | Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） |
| Rank | 6113th / 11168 |
| Performance | 538 |
| Rating Change |
428 → 441
(+13)
Highest!
|
| Grading | 8 Kyu |