colonel_'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 404 | 8684 | 164 |  8 |
- | ||
| AtCoder Beginner Contest 416 | 10840 | 49 | 14 |
+6 | ||
| AtCoder Beginner Contest 421 | 10247 | 53 | 20 |
+6 | ||
| AtCoder Beginner Contest 430 | 7303 | 150 | 33 |
+13 |