Willem's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Social Infrastructure Information Systems Division, Hitachi Programming Contest 2020 | 1196 | 1291 |  185 |
- | ||
| Panasonic Programming Contest 2020 | 1496 | 1238 |  518 |
+333 | ||
| AtCoder Grand Contest 043 | 894 | 1593 |  851 |
+333 | ||
| AtCoder Beginner Contest 159 | 4764 | 557 |  782 |
-69 | ||
| AtCoder Beginner Contest 177 | 1433 | 1349 | 897 |
+115 | ||
| AtCoder Regular Contest 108 | 1127 | 1365 |  983 |
+86 | ||
| AtCoder Regular Contest 110 (Sponsored by KAJIMA CORPORATION) | 1483 | 1140 |  1003 |
+20 |