Digraph {
A -> B [label="69,50"];
A [label="A,2"];
B -> A [label="67,80"];
B -> C [label="63,50"];
B -> D [label="40,50"];
C -> D [label="23,80"];
C [label="C,1"];
E -> C [label="26,50"];
E -> D [label="26,130"];
E [label="E,4"];
D -> C [label="5,50"];
D [label="D,1"];
F -> A [label="30,200"];
F [label="F,10"];
B [label="B,2"];
}