public List <int> getNodesInArray()
{
List <int> nodes = new List <int>();
TestListNode current = this;
while (current != null)
{
nodes.Add(current.val);
current = (TestListNode)current.next;
}
return(nodes);
}
public TestListNode addMany(List <int> values)
{
TestListNode current = this;
while (current.next != null)
{
current = (TestListNode)current.next;
}
foreach (int value in values)
{
current.next = new TestListNode(value);
current = (TestListNode)current.next;
}
return(this);
}