hi,

I am troubled by a small problem. I am now using a graph metod which uses edge to connect various places in a map. So i created a hashmap which takes in String
and an arraylist (edge) which states the destinations from that string along with the travel time.

But how to find connections between two places?

t.ex, a to b takes 15mins by buss , b to c takes 10mins by train,
so if i want...