public void AddString(string str)
{
if (str == "")
{
children.Add(new SearchTreeNode('\0'));
}
else
{
var child = children.FirstOrDefault(x => x.Character == str[0]);
if (child == null)
{
child = new SearchTreeNode(str[0]);
children.Add(child);
}
child.AddString(str.Substring(1));
}
}
public void AddChild(SearchTreeNode child)
{
children.Add(child);
}