Optimistic2's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 190 (Div. 1) | 670 | - | - | - | ||
| AtCoder Beginner Contest 400 | 1584 | 1346 |  212 |
- | ||
| AtCoder Beginner Contest 401 | 1531 | 1383 |  620 |
+408 | ||
| Tokio Marine & Nichido Fire Insurance Programming Contest 2025 (AtCoder Beginner Contest 402) | 656 | 1719 |  964 |
+344 | ||
| AtCoder Beginner Contest 403 | 7874 | 56 |  774 |
-190 | ||
| AtCoder Beginner Contest 404 | 2030 | 1208 |  856 |
+82 |