On your recent trip with your friends (numbered from 1 to n), you have taken multiple selfies with different subsets of firends. Find the minimal set of photos so that each friend is covered at least once.
Monday, December 26, 2016
Optimal Selfies
On your recent trip with your friends (numbered from 1 to n), you have taken multiple selfies with different subsets of firends. Find the minimal set of photos so that each friend is covered at least once.
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