Harddy's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 161 | 2017 | 130 |  7 |
- | ||
| AtCoder Beginner Contest 308 | 6195 | 321 | 34 |
+27 | ||
| Ｓｋｙ Inc, Programming Contest 2023（AtCoder Beginner Contest 329） | 4130 | 698 | 99 |
+65 | ||
| AtCoder Beginner Contest 408 | 4248 | 768 |  182 |
+83 |