public void Add(int row, int column)
{
MoveStep node = new MoveStep(row, column, null);
node.AddNext(_steps.FirstOrDefault());
_steps.Insert(0, node);
}
public MoveStep(int row, int column, MoveStep previous = null)
{
Row = row;
Column = column;
Previous = previous;
}
public void AddNext(MoveStep node)
{
Next = node;
}