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Z2A's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 367 | 9696 | 158 |  8 |
- | ||
| AtCoder Beginner Contest 447 | 8884 | 53 | 15 |
+7 | ||
| AtCoder Beginner Contest 450 | 10074 | 150 | 29 |
+14 |