Directed graph implementation

Question

I need to implement a digraph(Directed graph) in c++ as part of a homework and I\'m having some issues with how to represent the vertices and edges data types.
Can anybo

Answer 1

This university paper might help you.

It's not the most complete, but it gives you an idea perhaps. I found it rather useful, it's also for a lecture so there is no risk of copying anything one shouldn't.