ZYY's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 153 | 5690 | 74 | 4 | - | ||
| AtCoder Beginner Contest 154 | 5732 | 57 | 10 | +6 | ||
| AtCoder Beginner Contest 155 | 5532 | 167 | 25 | +15 | ||
| AtCoder Beginner Contest 158 | 5947 | 135 | 37 | +12 | ||
| Social Infrastructure Information Systems Division, Hitachi Programming Contest 2020 | 3899 | 105 | 45 | +8 | ||
| AtCoder Beginner Contest 197（Sponsored by Panasonic） | 7784 | 5 | 34 | -11 |