echozero's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 338 | 3951 | 772 |  50 |
- | ||
| KAJIMA CORPORATION CONTEST 2024（AtCoder Beginner Contest 340） | 3116 | 913 |  190 |
+140 |