Author |
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Difficulty | 23 kyu (history) | ||
AVG solve time | 26 sec | ||
User attempts | 6955 / 10575 | ||
Genre | life and death ⓒ | ||
Similar problems | |||
Created | 2008-12-22 | ||
Source | Cho Chikun - Elementary Problems | ||
Stars | 4.11 (28 votes) | ||
Collections | |||
Your attempts | N/A |