using System;

class Program
{
    static void Main()
    {
        double value = 10;
        TypedReference typedReference = __makeref(value);
        Console.WriteLine(__refvalue(typedReference, double));
        __refvalue(typedReference, double) = 11;
        Console.WriteLine(__refvalue(typedReference, double));
        Type type = __reftype(typedReference);
        Console.WriteLine(type.Name);
    }
}