public static void Test()
{
object x1 = new Recursive2 <int, int>(null);
object x2 = new Mixed2 <int, int>(null, null, null);
object x3 = new NonRecursive2 <int, int>(null);
object x4 = new Expansive2 <int, int>(null);
object y1 = new Recursive2 <string, string>(null);
object y2 = new Mixed2 <string, string>(null, null, null);
object y3 = new NonRecursive2 <string, string>(null);
object y4 = new Expansive2 <string, string>(null);
}
public NonRecursive2(NonRecursive2 <int, int> a2)
{
f2 = a2;
}
