Blackdark's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 199（Sponsored by Panasonic） | 8068 | 49 |  2 |
- | ||
| AtCoder Beginner Contest 215 | 5709 | 283 | 22 |
+20 |