private NodeFirstLevelTop <T> PutInnerFirst(NodeFirstLevelTop <T> node, string s, int d, T value)
{
if (node == null)
{
node = new NodeFirstLevelTop <T>();
}
int index = (s[d] - _startSymbol);
NodeFirstLevelBottom <T> node1 = node.Next[index];
if (node1 == null)
{
node1 = new NodeFirstLevelBottom <T>();
}
d++;
int index1 = (s[d] - _startSymbol);
node1.Next[index1] = PutInnerOther(node1.Next[index1], s, d + 1, value);
node.Next[index] = node1;
return(node);
}
private void Put(string s, T value)
{
_root = PutInnerFirst(_root, s, 0, value);
}
