SONGYI1's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 438 | 9378 | - | - | - | ||
| Keysight Technologies Programming Contest（AtCoder Beginner Contest 454） | 10022 | - | - | - | ||
| AtCoder Beginner Contest 465 | 7623 | 407 |  20 |
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