boriderman's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 121 | 2180 | 506 |  26 |
- | ||
| AtCoder Beginner Contest 123 | 617 | 1302 |  272 |
+246 | ||
| AtCoder Regular Contest 151 | 2150 | 580 |  320 |
+48 | ||
| AtCoder Beginner Contest 275 | 4960 | - | - | - | ||
| Daiwa Securities Co. Ltd. Programming Contest 2022 Autumn (AtCoder Beginner Contest 277) | 6277 | - | - | - |