public void AddLast(int _val)
{
if (_data.Count != 0)
{
var a = new CycleListNode(_val, _data[0]);
_data[_data.Count - 1].Next = a;
_data.Add(a);
}
else
{
_data.Add(new CycleListNode(_val, new CycleListNode()));
}
}
public CycleListNode(int _val, CycleListNode a)
{
val = _val;
Next = a;
}