OShik's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Japanese Student Championship 2021 | 50 | 2400 | 1200 | - | ||
| AtCoder Regular Contest 117 | 1192 | 1266 | 1194 | -6 | ||
| AtCoder Beginner Contest 199（Sponsored by Panasonic） | 129 | 2400 | 1586 | +392 | ||
| AtCoder Beginner Contest 210 | 802 | 1593 | 1572 | -14 | ||
| AtCoder Regular Contest 158 | 1671 | - | - | - | ||
| AtCoder Beginner Contest 294 | 18 | 2400 | 1764 | +192 |