static void Main string args new Thread Computer comp2 new Computer co

static void Main(string[] args)
{
    (new Thread(() =>
    {
        Computer comp2 = new Computer();
        comp2.OS = OS.getInstance("Windows 10");
        Console.WriteLine(comp2.OS.Name);
 
    })).Start();
 
    Computer comp = new Computer();
    comp.Launch("Windows 8.1");
    Console.WriteLine(comp.OS.Name);
    Console.ReadLine();
}