static void Main(string[] args) { Trie newTrie = new Trie(); FileStream fs = new FileStream(@".\names.txt",FileMode.Open); StreamReader sr = new StreamReader(fs); int ch, sum = 0, totalcount = 0; string temp = ""; bool inString = false; while((ch = sr.Read())!= -1) { if(ch >= 65 && ch <= 90) { temp += Convert.ToChar(ch); } else if(34 == ch) { inString = !inString; if(false == inString && temp != "") { newTrie.AddString(temp); temp = ""; totalcount++; } } } for(int i = 0; i < 26; i++) { while(newTrie.Head.child[i].count != 0) { sum += TraversalTrie(newTrie.Head.child[i], 0, ""); //System.Console.WriteLine(); } } System.Console.WriteLine(sum); System.Console.WriteLine(GlobalCount); }