21 lines
432 B
C#
21 lines
432 B
C#
class list <A> {
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public class Cons <T> : list <T> { }
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public class Nil <T> : list <T> { }
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}
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class C {
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public static void Rev<T> (list <T> y) {
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if (y is list<object>.Cons<T>)
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System.Console.WriteLine ("Cons");
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if (y is list<object>.Nil<T>)
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System.Console.WriteLine ("Nil");
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}
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}
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class M {
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public static void Main () {
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C.Rev (new list<object>.Cons <string> ());
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C.Rev (new list<object>.Nil <string> ());
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}
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}
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