NullPointerBro's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 419 | 9284 | 184 |  9 |
- | ||
| AtCoder Beginner Contest 420 | 9347 | 56 | 16 |
+7 | ||
| AtCoder Beginner Contest 421 | 8373 | 257 | 39 |
+23 |