%% Test graph #1

%% Nodes

n 1 1
n 2 2
n 3 3
n 4 4
n 5 5

%% format to test basic program : 
%% e id1 id2 cost capacity
e 1 2 7 30
e 1 3 6 20 
e 2 3 5 25
e 2 4 4 10
e 3 4 2 20
e 3 5 2 25
e 4 5 1 20