sunzhen's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 155 | 4597 | 361 |  18 |
- | ||
| AtCoder Beginner Contest 161 | 6871 | 313 | 52 |
+34 | ||
| AtCoder Beginner Contest 165 | 1993 | 1247 |  250 |
+198 | ||
| AtCoder Beginner Contest 177 | 3073 | 948 |  389 |
+139 |