Alstonton's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 428 | 1536 | 1321 |  199 |
- | ||
| AtCoder Beginner Contest 435 | 1550 | 1381 |  608 |
+409 | ||
| AtCoder Beginner Contest 436 | 1656 | 1380 |  818 |
+210 | ||
| JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) | 9872 | 47 | 634 |
-184 | ||
| Denso Create Programming Contest 2026（AtCoder Beginner Contest 443） | 959 | 1599 | 870 |
+236 |