chenyf's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 449 | 8604 | 234 |  12 |
- | ||
| AtCoder Beginner Contest 450 | 7016 | 515 | 58 |
+46 | ||
| AtCoder Beginner Contest 456 | 8831 | 168 | 73 |
+15 |