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streamsecurity's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 104 | 1607 | 412 |  21 |
- | ||
| AtCoder Beginner Contest 105 | 1458 | - | - | - | ||
| AtCoder Beginner Contest 106 | 1132 | 734 |  100 |
+79 | ||
| AtCoder Beginner Contest 109 | 2018 | 192 | 112 |
+12 |