welsher's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| SuntoryProgrammingContest2023（AtCoder Beginner Contest 321） | 6277 | 484 | 25 | - | ||
| AtCoder Beginner Contest 322 | 6421 | 361 | 65 | +40 | ||
| Japan Registry Services (JPRS) Programming Contest 2023 (AtCoder Beginner Contest 324) | 7355 | 270 | 92 | +27 | ||
| Panasonic Programming Contest 2023（AtCoder Beginner Contest 326） | 8481 | 160 | 100 | +8 | ||
| Toyota Programming Contest 2023#7（AtCoder Beginner Contest 328） | 4262 | 734 | 170 | +70 |