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The number of colors used by a proper coloring graph is called?(a) k coloring graph(b) x coloring graph(c) m coloring graph(d) n coloring graphThe question was posed to me at a job interview.My question comes from Graph Coloring in chapter Graph Coloring of Data Structures & Algorithms II

Answer»

Correct answer is (a) k coloring graph

To EXPLAIN: A PROPER graph ensures that two vertices which share a common edge should not have the same COLOR. If it uses k colors in the process then it is CALLED k coloring of graph.



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