public static Odinak Instance()
{
if (_odinak == null)
{
_odinak = new Odinak();
return(_odinak);
}
else
{
return(_odinak);
}
}
static void Main(string[] args)
{
Odinak first = Odinak.Instance();
if (first != null)
{
first.D = 25;
first.Print("first");
}
else
{
WriteLine("first == null");
}
}