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nine10one1's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 143 | 1337 | 1124 |  122 |
- | ||
| AtCoder Beginner Contest 144 | 2839 | 708 |  230 |
+108 | ||
| AtCoder Beginner Contest 148 | 1211 | 1238 |  505 |
+275 | ||
| AtCoder Grand Contest 041 | 1251 | 1217 |  674 |
+169 |