Question: Let G - (V, E) be a directed graph. A black hole is a vertex v EV such . all vertices uu have an outgoing

Let G - (V, E) be a directed graph. A black

Let G - (V, E) be a directed graph. A black hole is a vertex v EV such . all vertices uu have an outgoing edge (u,v) leading to u . and v has no outgoing edge. (a) Design an algorithm which can detect whether or not there is a black hole in a directed graph

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