Proof_'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 438 | 1957 | 1297 |  188 |
- | ||
| AtCoder Beginner Contest 439 | 4403 | 751 |  309 |
+121 | ||
| AtCoder Beginner Contest 440 | 3781 | 960 |  467 |
+158 |