black's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 105 | 1646 | - | - | - | ||
| AtCoder Beginner Contest 108 | 1267 | 204 |  10 |
- | ||
| NIKKEI Programming Contest 2019 | 2416 | 87 | 21 |
+11 | ||
| AtCoder Beginner Contest 120 | 2014 | 597 | 69 |
+48 |