Donnie's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Grand Contest 075 | 340 | - | - | - | ||
| AtCoder Beginner Contest 438 | 9378 | 56 |  3 |
- | ||
| AtCoder Beginner Contest 439 | 8620 | 50 | 8 |
+5 | ||
| AtCoder Beginner Contest 440 | 8037 | 256 | 27 |
+19 | ||
| AtCoder Beginner Contest 441 (Promotion of Engineer Guild Fes) | 9909 | 55 | 31 |
+4 | ||
| AtCoder Beginner Contest 450 | 9210 | 237 | 49 |
+18 | ||
| AtCoder Beginner Contest 451 | 10783 | - | - | - |