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Questions about the hardest problems in NP, i.e. of those that can be solved in polynomial time by nondeterministic Turing machines.
5
votes
1
answer
100
views
Is this set cover problem NP-complete? (creating a list of best movies per year)
Let $X$ be a finite set. Let $\mathcal{F}$ be a family of subsets of $X$. Assume each set $F\in\mathcal{F}$ is colored with a single color from a set of colors $C$.
Is the following problem NP-complet …