using System;

struct FieldLikeSingletonWrapper
{
	public class FieldLikeSingleton
	{
	    internal FieldLikeSingleton()
	    {
	        Console.WriteLine("FieldLikeSingleton.ctor");
	    }
	 
	    public void Foo()
	    {
	        Console.WriteLine("Foo");
	    }		
	}
	
    public static FieldLikeSingleton Instance { get; } = new FieldLikeSingleton();
}
 
class Program
{
    static void Main(string[] args)
    {
        Console.WriteLine("Inside Main()");
        
        if (args.Length == 42)
        {
            FieldLikeSingletonWrapper.Instance.Foo();
        }
    }
}