public void ContectedCompoentTest()
{
using (StreamReader sr = new StreamReader(@"E:\Study\ALG2017\ALGRKC\dataSelf\tinyG.txt"))
{
Graph g = new Graph(sr);
CC c = new CC(g);
int count = c.Count();
Queue <int>[] ccQueue = new Queue <int> [count];
for (int i = 0; i < count; i++)
{
ccQueue[i] = new Queue <int>();
}
for (int i = 0; i < g.V(); i++)
{
ccQueue[c.id(i)].Enqueue(i);
}
int current;
for (int i = 0; i < count; i++)
{
Console.Write("CC " + i + " : ");
while (ccQueue[i].Count > 1)
{
current = ccQueue[i].Dequeue();
Console.Write(current + ", ");
}
current = ccQueue[i].Dequeue();
Console.WriteLine(current); // wrtie the last one in the current set
}
}
}
void Start()
{
Graph G = new Graph(txt);
CC cc = new CC(G);
// number of connected components
int m = cc.Count();
print(m + " components");
List <Bag <int> > components = cc.bagList;
for (int i = 0; i < m; i++)
{
string str = null;
foreach (int v in components[i])
{
str += (v + " ");
}
print(str);
}
}
public void Run()
{
Console.WriteLine("Choose file:"); // Prompt
Console.WriteLine("1 - tinyG.txt"); // Prompt
Console.WriteLine("2 - mediumG.txt"); // Prompt
//Console.WriteLine("3 - largeG.zip"); // Prompt
Console.WriteLine("or quit"); // Prompt
var fileNumber = Console.ReadLine();
var fieName = string.Empty;
switch (fileNumber)
{
case "1":
fieName = "tinyG.txt";
break;
case "2":
fieName = "mediumG.txt";
break;
//case "3":
// fieName = "largeG.zip";
// break;
case "quit":
return;
default:
return;
}
var @in = new In($"Files\\Graphs\\{fieName}");
var lines = !fieName.EndsWith("zip") ? @in.ReadAllLines() : @in.ReadAllLinesFromZip();
var lineIterator = 0;
var v = 0;
var e = 0;
var edges = new List <EdgeU>();
foreach (var line in lines)
{
if (lineIterator == 0)
{
v = Convert.ToInt32(line);
}
if (lineIterator == 1)
{
e = Convert.ToInt32(line);
}
if (lineIterator > 1)
{
var lineSplitted = line.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
var ve = Convert.ToInt32(lineSplitted[0]);
var we = Convert.ToInt32(lineSplitted[1]);
var edge = new EdgeU(ve, we);
edges.Add(edge);
}
lineIterator++;
}
var graph = new Graph(v, e, edges);
if (fileNumber != "3")
{
Console.WriteLine(graph);
}
var cc = new CC(graph);
// number of connected components
var m = cc.Count();
Console.WriteLine($"{m} components");
// compute list of vertices in each connected component
var components = new Core.Collections.Queue <Integer> [m];
for (var i = 0; i < m; i++)
{
components[i] = new Core.Collections.Queue <Integer>();
}
for (var vi = 0; vi < graph.V; vi++)
{
components[cc.Id(vi)].Enqueue(vi);
}
// print results
for (var i = 0; i < m; i++)
{
foreach (int vi in components[i])
{
Console.Write($"{vi} ");
}
Console.WriteLine();
}
Console.ReadLine();
}
