rikidon's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| CodeQUEEN 2026 -qual- (AtCoder Beginner Contest 462) | 9404 | 192 |  10 |
- | ||
| Japanese Student Championship 2026 Qualification (AtCoder Regular Contest 222) | 1171 | - | - | - | ||
| AtCoder Regular Contest-- 224 | 1999 | - | - | - | ||
| AtCoder Beginner Contest 467 | 5799 | 740 | 76 |
+66 | ||
| AtCoder Regular Contest 225 | 1553 | - | - | - | ||
| AtCoder Beginner Contest 468 | 9323 | - | - | - | ||
| JPRS Programming Contest 2026#2 (AtCoder Beginner Contest 470) | 8781 | 210 | 95 |
+19 | ||
| UNIQUE VISION Programming Contest 2026 Summer (AtCoder Regular Contest 226) | 1559 | - | - | - |