@Carl Love Thanks for replying my question ^^. I'm completely a newbie so obviously I don't really understand your answer sorry :(

I need to create a simple Konigsberg graph. Just a simple one. But I don't know how. Please make it clearer :(

@Markiyan Hirnyk Thanks for replying my question ^^. I'm a newbie with Maple. What do you mean by networks package? I need to make a Konigsberg graph (simple is ok). Help :(