static void main(string[] Args)
{
InnerSet_0 <int> inner_set_0 = new InnerSet_0 <int>();
InnerSet_1 <int> inner_set_1 = (InnerSet_1 <int>)inner_set_0.addElement(12);
InnerSet_2 <int> inner_set_2 = (InnerSet_2 <int>)inner_set_1.addElement(24);
System.Console.WriteLine(inner_set_2.ToString());
}
public InnerSet_2(InnerSet_1 <T> p_inner_set, T p_element)
{
a_element_1 = p_inner_set.a_element_1;
a_element_2 = p_element;
}