Digraph {
A -> B [label="10,90"];
A -> C [label="8,80"];
C -> B [label="1,50"];
B -> D [label="7,60"];
C -> D [label="6,80"];
D -> E [label="4,90"];
E -> F [label="2,130"];
D -> F [label="5,130"];
F -> G [label="5,120"];
G -> H [label="5,100"];
A [label="A,5"];
B [label="B,4"];
C [label="C,3"];
D [label="D,2"];
E [label="E,1"];
F [label="F,6"];
G [label="G,7"];
H [label="H,8"];
}