Zhenghaoqi's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 417 | 5654 | - | - | - | ||
| AtCoder Beginner Contest 418 | 7378 | 375 |  19 |
- | ||
| AtCoder Beginner Contest 420 | 5611 | 566 | 76 |
+57 |