Problem
Dear friends and visitors of the site.
Try our December Problem.
Take numbers from 1 to 10000.
How many permutations of them exist such that neighbouring numbers differ at most by 1 ?
Dear friends and visitors of the site.
Try our December Problem.
Take numbers from 1 to 10000.
How many permutations of them exist such that neighbouring numbers differ at most by 1 ?
Serge Hazanov says:
Jolie Powell says:
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