Instead of decorating an edge with a weight (a double), David wants to use a String. What changes have to be made to the interface to support this? What changes need to be made to the internal representation of vertices and edges?
What will be an ideal response?
All the methods specified in WeightedGraph would have to be changed to replace double with String. No changes would have to be made to the representation of vertices or edges.
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What will be an ideal response?
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