Sumii's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 176 | 7744 | 156 |  8 |
- | ||
| AtCoder Beginner Contest 178 | 3489 | 890 | 92 |
+84 | ||
| AtCoder Beginner Contest 179 | 5453 | 446 |  137 |
+45 |