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hongkong's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 421 | 7235 | 407 |  20 |
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hongkong's Competition History| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 421 | 7235 | 407 | 20 |
- |