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| Author |
alpc
|
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| Difficulty | 3 kyu (history) | ||
| AVG solve time | 57 sec | ||
| User attempts | 902 / 2637 | ||
| Genre | tesuji ⓒ | ||
| Similar problems | |||
| Created | 2007-09-25 | ||
| Source | |||
| Stars | 4.62 (13 votes) | ||
| Collections | |||
| Your attempts | N/A | ||