2 using System
.Collections
.Generic
;
8 Console
.WriteLine ("dispose");
14 IEnumerable
<int> Test ()
17 using (var d
= new D ()) {
18 Console
.WriteLine (1);
21 Console
.WriteLine (2);
27 public static int Main ()
30 foreach (var a
in c
.Test ()) {
31 Console
.WriteLine (a
);