CHYYF's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 180 | 2738 | - | - | - | ||
| Hitachi Vantara Programming Contest 2024（AtCoder Beginner Contest 368） | 9832 | 45 |  2 |
- | ||
| AtCoder Beginner Contest 373 | 10440 | - | - | - | ||
| Japan Registry Services (JPRS) Programming Contest 2025#1 (AtCoder Beginner Contest 392) | 10833 | 36 | 6 |
+4 | ||
| AtCoder Beginner Contest 399 | 5094 | 703 | 47 |
+41 | ||
| AtCoder Beginner Contest 400 | 5008 | 704 |  109 |
+62 |