Digraph {
A -> B [label="3,100"];
A -> F [label="16,80"];
B -> C [label="5,80"];
C -> D [label="4,80"];
C -> E [label="7,100"];
D -> E [label="2,40"];
D -> F [label="8,30"];
E -> F [label="4,60"];
A [label="A,0"];
B [label="B,2"];
C [label="C,3"];
D [label="D,1"];
E [label="E,1"];
F [label="F,2"];
}