static void Main(string[] args)
{
StreamReader sr = new StreamReader("map.in");
StreamWriter sw = new StreamWriter("map.out");
StringMap set = new asd();
string s = sr.ReadLine();
while (!string.IsNullOrEmpty(s))
{
string[] parts = s.Split(' ');
string key = parts[1];
if (parts[0] == "put")
set.Put(key, parts[2]);
if (parts[0] == "delete")
set.Remove(key);
if (parts[0] == "get")
sw.WriteLine(set.Get(key) ?? "none");
s = sr.ReadLine();
}
sw.Close();
}
