Question: Describe a O ( |V | + |E| ) algorithm to determine whether vertices of an undirected graph G = ( V, E ) can

Describe a O(|V |+|E|) algorithm to determine whether vertices of an undirected graph G = (V, E)

can be colored red and black so that no edge has its ends colored the same.

**Explain in detail about the running time and why your method is correct.

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