british's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 161 | 2209 | 1149 |  130 |
- | ||
| AtCoder Beginner Contest 169 | 7037 | 412 | 177 |
+47 | ||
| AtCoder Beginner Contest 174 | 3772 | 844 |  299 |
+122 |