Nightmare's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 205 | 7291 | 107 |  5 |
- | ||
| AtCoder Beginner Contest 206（Sponsored by Panasonic） | 4828 | 508 | 43 |
+38 | ||
| AtCoder Beginner Contest 210 | 2739 | 928 |  148 |
+105 | ||
| AtCoder Beginner Contest 211 | 2829 | 896 |  264 |
+116 |