icos's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 113 | 3338 | 73 | 4 | - | ||
| Caddi Programming Contest 2021(AtCoder Beginner Contest 193) | 7701 | 5 | 4 | ±0 | ||
| AtCoder Beginner Contest 194 | 4218 | 559 | 32 | +28 | ||
| AtCoder Regular Contest 116 | 2149 | 731 | 89 | +57 | ||
| Japanese Student Championship 2021 | 2312 | 605 | 141 | +52 | ||
| AtCoder Beginner Contest 199（Sponsored by Panasonic） | 8633 | 4 | 97 | -44 | ||
| ZONe Energy Programming Contest | 6918 | 9 | 74 | -23 |