Question: Show that the following problem is NP-complete. DOMINATING SET: Given a directed graph G and an integer B, is there a set S of B

Show that the following problem is NP-complete. DOMINATING SET: Given a directed graph G and an integer B, is there a set S of B nodes of G such that for every node u (is not an element) S of G, there is a node v (is an element) S such that (v, u) is an edge of G.

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