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| Author |
BostonGo
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| Difficulty | 20 kyu (history) | ||
| AVG solve time | 73 sec | ||
| User attempts | 4711 / 9778 | ||
| Genre | life and death ⓒ | ||
| Similar problems | |||
| Created | 2010-11-11 | ||
| Source | |||
| Stars | 3.62 (34 votes) | ||
| Collections | |||
| Your attempts | N/A | ||