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| Author |
marwin
|
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| Difficulty | 6 dan (history) | ||
| AVG solve time | 69 sec | ||
| User attempts | 241 / 1090 | ||
| Genre | life and death ⓒ | ||
| Similar problems | |||
| Created | 2007-09-10 | ||
| Source | Chinese book | ||
| Stars | 3.71 (7 votes) | ||
| Collections | |||
| Your attempts | N/A | ||