Summary

digraph untitl {
	node [ fontname="Helvetica-Bold", shape="circle", width="0.3", style ="setlinewidth(2),filled" color="black", fillcolor = "pink", label=""];
	edge [ fontname="Helvetica-Bold", fontsize="16", style="bold" ];
	graph [ rankdir="LR", ranksep="0.4"];
	{ rank = same; B, D }
	
	A -> B [ label = "3", color="red"];
	B -> C [ label = "2"];
	B -> E [ label = "1", color="red"];
	E -> C [ label = "3", color="red"];
	A -> D [ label = "2"];
	D -> C [ label = "3"];

}

This work is ineligible for copyright and therefore in the public domain because it consists entirely of information that is common property and contains no original authorship.