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| Author |
santa c
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| Difficulty | 29 kyu (history) | ||
| AVG solve time | 13 sec | ||
| User attempts | 13234 / 15849 | ||
| Genre | tesuji ⓒ | ||
| Similar problems | |||
| Created | 2009-01-17 | ||
| Source | |||
| Stars | 3.23 (31 votes) | ||
| Collections | |||
| Your attempts | N/A | ||