Counterstream's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Panasonic Programming Contest 2025（AtCoder Beginner Contest 406） | 8242 | 286 |  14 |
- | ||
| AtCoder Beginner Contest 407 | 10172 | 142 | 31 |
+17 | ||
| AtCoder Beginner Contest 409 | 10619 | 97 | 40 |
+9 | ||
| UNIQUE VISION Programming Contest 2025 Summer (AtCoder Beginner Contest 411) | 8169 | 139 | 52 |
+12 | ||
| Denso Create Programming Contest 2025（AtCoder Beginner Contest 413） | 9689 | 93 | 57 |
+5 | ||
| Mirrativ Programming Contest 2025 (AtCoder Beginner Contest 414) | 8271 | 219 | 74 |
+17 | ||
| Japan Registry Services (JPRS) Programming Contest 2025#2 (AtCoder Beginner Contest 415) | 7927 | 234 | 90 |
+16 | ||
| AtCoder Beginner Contest 416 | 8638 | 262 |  107 |
+17 | ||
| AtCoder Beginner Contest 417 | 9234 | 177 | 115 |
+8 | ||
| AtCoder Beginner Contest 418 | 8996 | 203 | 124 |
+9 | ||
| AtCoder Beginner Contest 419 | 7145 | 423 | 150 |
+26 |