ossi55's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 426 | 9992 | 53 |  3 |
- | ||
| AtCoder Beginner Contest 439 | 8283 | 127 | 14 |
+11 | ||
| AtCoder Beginner Contest 440 | 8626 | 198 | 31 |
+17 | ||
| AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) | 9298 | 159 | 45 |
+14 |