public custom_a(custom_b atrib_b, custom_c atrib_c, custom_j atrib_j)
{
this.atrib_b = atrib_b;
this.atrib_c = atrib_c;
this.atrib_j = atrib_j;
atrib_c.cq = 24;
}
static void Main(string[] args)
{
custom_d c_d = new custom_d();
custom_e c_e = new custom_e();
custom_f c_f = new custom_f();
custom_k c_k = new custom_k();
custom_j c_j = new custom_j();
custom_b c_b = new custom_b(c_d);
custom_c c_c = new custom_c(c_e, c_f, c_k);
custom_a c_a = new custom_a(c_b, c_c, c_j);
Console.WriteLine("access atribute: {0}", c_c.cq);
Console.WriteLine("link aggregation");
c_a.set_get_atrib_b.b_method();
c_a.set_get_atrib_c.c_method();
c_a.set_get_atrib_j.j_method();
c_a.set_get_atrib_b.set_get_atrib_d.d_method();
c_a.set_get_atrib_c.set_get_atrib_e.e_method();
c_a.set_get_atrib_c.set_get_atrib_f.f_method();
c_a.set_get_atrib_c.set_get_atrib_k.k_method();
}