DK-GEORGMOHR 2015 Problem 5
For which numbers is it possible to put marks on a stick such that all distances cm, cm, . . . , cm each appear exactly once as the distance between two of the marks, and no other distance appears as such a distance?
Dataset text AI-MO AoPS. Quoted with source.
Official text: Georg Mohr Contest 2015 official paper, page 1.
Solutions
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