_Monaco_'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 166 | 503 | 1876 |  676 |
- | ||
| AtCoder Regular Contest 167 | 950 | 1445 |  924 |
+248 | ||
| AtCoder Beginner Contest 336 | 879 | 1566 |  1087 |
+163 | ||
| AtCoder Regular Contest 172 | 1225 | 1217 | 1099 |
+12 |