OQN's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 086 | 360 | 884 |  67 |
- | ||
| AtCoder Beginner Contest 087 | 595 | 565 |  141 |
+74 | ||
| AtCoder Beginner Contest 088 | 726 | 696 |  225 |
+84 | ||
| AtCoder Beginner Contest 089 | 1020 | 251 | 222 |
-3 |