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| Author |
brightwater
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| Difficulty | 12 kyu (history) | ||
| AVG solve time | 40 sec | ||
| User attempts | 5011 / 12547 | ||
| Genre | tesuji ⓒ | ||
| Similar problems | |||
| Created | 2004-10-18 | ||
| Source | |||
| Stars | 4.32 (19 votes) | ||
| Collections | |||
| Your attempts | N/A | ||