6 problems
| ID | Problem | Difficulty | Accepted | Solved | Status |
|---|---|---|---|---|---|
| 65 | +2 x2addmul | Gold II | 26% | 34 | Not tried |
| 67 | 67 Eradicatorsixseven | Platinum II | 29% | 9 | Not tried |
| 111 | jkrt의 ANDjkrt-and | Gold III | 37% | 16 | Not tried |
| 362 | 타일 덮기tilecover | Platinum V | 37% | 30 | Not tried |
| 366 | Difference Pyramiddifferencepyramid | Platinum III | 21% | 23 | Not tried |
| 637 | Nostalgiabaitnostalgiabait | Unrated | 100% | 1 | Not tried |
