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nba's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Grand Contest 004 | 639 | 1166 |  135 |
- | ||
| CODE FESTIVAL 2017 qual A | 1033 | 1107 |  390 |
+255 | ||
| AtCoder Beginner Contest 076 | 508 | 1051 |  560 |
+170 |