zhangzhenghan's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 409 | 447 | 1872 |  672 |
- | ||
| AtCoder Beginner Contest 417 | 1844 | 1273 |  850 |
+178 |
zhangzhenghan's Competition History| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 409 | 447 | 1872 | 672 |
- | ||
| AtCoder Beginner Contest 417 | 1844 | 1273 | 850 |
+178 |