static void ManualBuild()
{
var seperator = new[] { ' ', '\t' };
var lines = System.IO.File.ReadAllLines(File);
var nodes = new TheNode[lines.Length];
var edges = new List<TheEdge>(lines.Length);
foreach (var line in lines)
{
var dataitems = line.Split(seperator, StringSplitOptions.RemoveEmptyEntries);
var left = Int32.Parse(dataitems[0]);
var right = Int32.Parse(dataitems[1]);
if (nodes[left] == null) nodes[left] = new TheNode(left);
if (nodes[right] == null) nodes[right] = new TheNode(right);
var edge = new TheEdge(nodes[left], nodes[right]);
edges.Add(edge);
}
Console.WriteLine(edges.Count);
var finalNodes = new List<TheNode>(nodes.Where(n => n != null));
Console.WriteLine(finalNodes.Count);
}
public TheEdge(TheNode left, TheNode right)
{
Right = right;
Left = left;
}