Riveris's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 419 | 10009 | 139 |  7 |
- | ||
| AtCoder Regular Contest 205 (Div. 2) | 2520 | - | - | - | ||
| AtCoder Beginner Contest 430 | 7507 | 58 | 14 |
+7 | ||
| AtCoder Beginner Contest 433 | 9424 | 59 | 20 |
+6 | ||
| AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) | 6298 | 552 | 57 |
+37 | ||
| JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) | 9872 | 47 | 53 |
-4 |