| Author | alpc | Created | 2007-09-25 |
| Difficulty | 3 kyu (history) | Source | N/A |
| AVG solve time | 56 sec | Stars | 4.6 (10 votes) |
| User attempts | 864 / 2525 | Collections | N/A |
| Genre | tesuji ⓒ | Your attempts | N/A |
| Similar problems | |||
| Created | 2007-09-25 | ||
| Source | N/A | ||
| Stars | 4.6 (10 votes) | ||
| Collections | N/A | ||
| Your attempts | N/A | ||