shaunchen's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 451 | 9451 | 177 |  9 |
- | ||
| AtCoder Beginner Contest 453 | 6789 | 533 | 53 |
+44 | ||
| Keysight Technologies Programming Contest（AtCoder Beginner Contest 454） | 9467 | 113 | 61 |
+8 | ||
| Ｓｋｙ Inc, Programming Contest 2026 (AtCoder Beginner Contest 455) | 9255 | 137 | 71 |
+10 | ||
| AtCoder Beginner Contest 456 | 9550 | 53 | 66 |
-5 | ||
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 7826 | 255 | 85 |
+19 | ||
| Tokio Marine & Nichido Fire Insurance Programming Contest 2026 (AtCoder Beginner Contest 459) | 5316 | 763 |  145 |
+60 | ||
| AtCoder Beginner Contest 461 | 8745 | 326 | 164 |
+19 | ||
| CodeQUEEN 2026 -qual- (AtCoder Beginner Contest 462) | 7467 | - | - | - |