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| Author |
santa c
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| Difficulty | 16 kyu (history) | ||
| AVG solve time | 60 sec | ||
| User attempts | 2784 / 6001 | ||
| Genre | life and death ⓒ | ||
| Similar problems | |||
| Created | 2009-11-07 | ||
| Source | Problem #13217 | ||
| Stars | 4.33 (45 votes) | ||
| Collections | |||
| Your attempts | N/A | ||