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What is the number of edges present in a complete graph having n vertices?(a) (n*(n+1))/2(b) (n*(n-1))/2(c) n(d) Information given is insufficientThe origin of the question is Graph topic in portion Graph of Data Structures & Algorithms IThis question was addressed to me in an interview. |
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Answer» Right answer is (b) (N*(n-1))/2 |
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