COOH2's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Introduction to Heuristics Contest | 293 | - | - | - | ||
| Hitachi Hokudai Lab. & Hokkaido University Contest 2020 | 122 | - | - | - | ||
| AtCoder Heuristic Contest 001 | 558 | 1176 |  228 |
- | ||
| AtCoder Heuristic Contest 002 | 896 | 614 |  336 |
+108 | ||
| AtCoder Heuristic Contest 003 | 860 | - | - | - |