Digraph {
A -> B [label="2,70"];
A -> F [label="10,90"];
A -> G [label="9,120"];
B -> C [label="4,70"];
B -> G [label="6,130"];
C -> D [label="2,30"];
C -> I [label="15,90"];
D -> E [label="1,15"];
D -> F [label="1,60"];
D -> I [label="1,30"];
E -> H [label="6,100"];
F -> E [label="6,90"];
F -> H [label="5,50"];
G -> I [label="2,55"];
H -> G [label="4,120"];
I -> H [label="15,30"];
A [label="A,3"];
B [label="B,2"];
C [label="C,4"];
D [label="D,0"];
E [label="E,0"];
F [label="F,2"];
G [label="G,2"];
H [label="H,1"];
I [label="I,2"];
}