| Author | ccsco | Created | 2009-07-17 |
| Difficulty | 23 kyu (history) | Source | Problem book (Cho Chikun) |
| AVG solve time | 35 sec | Stars | 4.08 (36 votes) |
| User attempts | 5804 / 9577 | Collections | N/A |
| Genre | life and death ⓒ | Your attempts | N/A |
| Similar problems | |||
| Created | 2009-07-17 | ||
| Source | Problem book (Cho Chikun) | ||
| Stars | 4.08 (36 votes) | ||
| Collections | N/A | ||
| Your attempts | N/A | ||