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cos's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 071 | 96 | 1306 |  192 |
- | ||
| AtCoder Regular Contest 094 | 310 | 1711 |  791 |
+599 | ||
| AtCoder Regular Contest 095 | 39 | 2751 |  1596 |
+805 | ||
| AtCoder Regular Contest 096 | 221 | 1987 |  1671 |
+75 | ||
| AtCoder Grand Contest 023 | 340 | 1918 |  1710 |
+39 | ||
| AtCoder Regular Contest 097 | 50 | 2607 |  1909 |
+199 | ||
| AtCoder Regular Contest 098 | 248 | 1907 | 1904 |
-5 | ||
| AtCoder Grand Contest 025 | 89 | 2730 |  2065 |
+161 | ||
| AtCoder Beginner Contest 099 | 28 | - | - | - | ||
| AtCoder Regular Contest 099 | 279 | 1922 | 2043 |
-22 | ||
| AtCoder Regular Contest 100 | 419 | 1576 | 1988 |
-55 | ||
| AtCoder Grand Contest 026 | 168 | 2369 | 2043 |
+55 | ||
| AtCoder Beginner Contest 106 | 233 | - | - | - | ||
| AtCoder Beginner Contest 112 | 126 | - | - | - | ||
| AtCoder Beginner Contest 120 | 444 | - | - | - | ||
| AtCoder Beginner Contest 127 | 237 | - | - | - | ||
| AtCoder Beginner Contest 128 | 96 | - | - | - | ||
| AtCoder Beginner Contest 129 | 88 | - | - | - | ||
| AtCoder Beginner Contest 132 | 40 | - | - | - |