r4ys0n's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 460 | 3828 | 1048 |  101 |
- | ||
| AtCoder Regular Contest++ 221 | 360 | - | - | - | ||
| AtCoder Beginner Contest 461 | 11524 | 46 |  78 |
-23 | ||
| Japanese Student Championship 2026 -Advance- Qualification (AtCoder Beginner Contest 464) | 9426 | 37 | 63 |
-15 | ||
| AtCoder Regular Contest 223 | 1043 | - | - | - |