erratic's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 203（Sponsored by Panasonic） | 8337 | 4 | 0 | - | ||
| AtCoder Beginner Contest 204 | 7536 | 94 |  5 |
+5 | ||
| AtCoder Beginner Contest 205 | 6243 | 218 | 20 |
+15 | ||
| AtCoder Beginner Contest 208 | 5819 | 259 | 40 |
+20 | ||
| Sciseed Programming Contest 2021（AtCoder Beginner Contest 219） | 6209 | 99 | 47 |
+7 | ||
| AtCoder Beginner Contest 221 | 6239 | 182 | 61 |
+14 | ||
| UNICORN Programming Contest 2021(AtCoder Beginner Contest 225) | 5079 | 183 | 73 |
+12 | ||
| KEYENCE Programming Contest 2021 (AtCoder Beginner Contest 227) | 4969 | 94 | 76 |
+3 | ||
| Panasonic Programming Contest 2021(AtCoder Beginner Contest 231) | 3714 | 466 |  105 |
+29 |