public void Add(string text)
{
char firstLetter = text[0];
if (!_children.ContainsKey(firstLetter))
{
StringTreeNode newNode = new StringTreeNode(firstLetter);
_children.Add(firstLetter, newNode);
}
if (text.Length > 1)
{
_children[firstLetter].Add(text.Substring(1));
}
else
{
var child = _children[firstLetter];
child.IsWord = true;
_children[firstLetter] = child;
}
}
public StringTree(IEnumerable <string> words)
{
_root = new StringTreeNode('\0');
Build(words);
}
