QRCODE's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 419 | 5433 | 655 |  38 |
- | ||
| AtCoder Beginner Contest 420 | 6418 | 437 | 89 |
+51 | ||
| AtCoder Beginner Contest 421 | 5074 | 697 |  170 |
+81 | ||
| AtCoder Regular Contest 205 (Div. 2) | 2252 | - | - | - |