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ossa's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Grand Contest 039 | 1303 | 1183 |  141 |
- | ||
| AtCoder Beginner Contest 155 | 5503 | 172 | 140 |
-1 | ||
| AtCoder Beginner Contest 167 | 9175 | 189 | 143 |
+3 |