GATE | GATE CS 2013 | Question 25
Which of the following statements is/are TRUE for undirected graphs?
P: Number of odd degree vertices is even. Q: Sum of degrees of all vertices is even.
(A) P only
(B) Q only
(C) Both P and Q
(D) Neither P nor Q
Explanation: See https://www.geeksforgeeks.org/data-structures-graph-question-27/
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