public Circularlist(int value)
{
currentdata = value;
nextdata = this;
}
public Circularlist()
{
currentdata = 0;
nextdata = this;
}
public int Delete()
{
if(this.nextdata == this)
{
System.Console.WriteLine("\n There is only one node...");
return 0;
}
Circularlist node = this.nextdata;
this.nextdata = this.nextdata.nextdata;
node = null;
return 1;
}
public void Traverse(Circularlist node)
{
if(node == null)
node = this;
System.Console.WriteLine("Forward Direction...");
Circularlist snode = node;
do
{
System.Console.WriteLine(node.currentdata);
node = node.nextdata;
}
while(node != snode);
}
static void Main(string[] args)
{
Circularlist node1 = new Circularlist(23);
node1.Delete();
Circularlist node2 = node1.Insert(33);
node1.Delete();
node2 = node1.Insert(43);
Circularlist node3 = node2.Insert(33);
Circularlist node4 = node3.Insert(43);
Circularlist node5 = node4.Insert(53);
node1.Gnodes();
node5.Gnodes();
node1.Traverse();
node5.Delete();
node2.Traverse();
node1.Gnodes(); node2.Gnodes();
Console.Read();
}
public int Gnodes(Circularlist node)
{
if(node == null)
node = this;
int count = 0;
Circularlist snode = node;
do
{
count++;
node = node.nextdata;
}
while(node != snode);
System.Console.WriteLine("\nCurrent Node Value : " + node.currentdata.ToString());
System.Console.WriteLine("\nTotal nodes :" + count.ToString());
return count;
}
public Circularlist Insert(int value)
{
Circularlist n = new Circularlist(value);
if(this.nextdata == this)
{
n.nextdata = this;
this.nextdata = n;
}
else
{
Circularlist temp = this.nextdata;
n.nextdata = temp;
this.nextdata = n;
}
return n;
}
