david1226's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 444 | 7380 | - | - | - | ||
| AtCoder Beginner Contest 450 | 6806 | - | - | - | ||
| AtCoder Beginner Contest 471 | 7252 | 509 |  26 |
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